diff --git a/flake.nix b/flake.nix
index 33c5ab4..0999496 100644
--- a/flake.nix
+++ b/flake.nix
@@ -175,9 +175,6 @@
           }
         ];
       };
-    };
-
-    nixOnDroidConfigurations = rec {
       "tab" = inputs.nix-on-droid.lib.nixOnDroidConfiguration {
         modules = [
           ./hosts/tab/nix-on-droid.nix
@@ -189,29 +186,30 @@
           }
         ];
       };
+
+      test = inputs.nix-on-droid.lib.nixOnDroidConfiguration {
+        modules = [ ./hosts/nix-on-phone.nix ];
+
+        # list of extra special args for Nix-on-Droid modules
+        extraSpecialArgs = {
+          # rootPath = ./.;
+        };
+
+        # set nixpkgs instance, it is recommended to apply `nix-on-droid.overlays.default`
+        pkgs = import nixpkgs {
+          system = "aarch64-linux";
+
+          overlays = [
+            inputs.nix-on-droid.overlays.default
+            # add other overlays
+          ];
+        };
+
+        # set path to home-manager flake
+        home-manager-path = inputs.home-manager.outPath;
+      };
     };
 
-    nixOnDroidConfigurations.default = inputs.nix-on-droid.lib.nixOnDroidConfiguration {
-      modules = [ ./hosts/nix-on-phone.nix ];
-
-      # list of extra special args for Nix-on-Droid modules
-      extraSpecialArgs = {
-        # rootPath = ./.;
-      };
-
-      # set nixpkgs instance, it is recommended to apply `nix-on-droid.overlays.default`
-      pkgs = import nixpkgs {
-        system = "aarch64-linux";
-
-        overlays = [
-          inputs.nix-on-droid.overlays.default
-          # add other overlays
-        ];
-      };
-
-      # set path to home-manager flake
-      home-manager-path = inputs.home-manager.outPath;
-    };
 
 		packages.x86_64-linux = {
 			cbm = nixpkgs.legacyPackages.x86_64-linux.callPackage ./mods/cbm.nix { };
diff --git a/hosts/main.nix b/hosts/main.nix
index e5886e8..91321ae 100644
--- a/hosts/main.nix
+++ b/hosts/main.nix
@@ -59,6 +59,13 @@
 	};
 
   ################################ my youtube blocking service #############################
+  environment.etc."host.conf" = {
+    # needed so that firefox does not ignore the hosts file
+    text = ''
+      multi off
+      order hosts,bind,nis
+    '';
+  };
   systemd.services.stark = 
     let 
     stark = pkgs.writeShellApplication {
@@ -67,20 +74,18 @@
       runtimeInputs = with pkgs; [ curl w3m ];
 
       text = ''
-        if [ -f "/etc/host-youtube-block" ];
+        if [ -f "/etc/hosts-youtube-block" ];
         then
-          timeout=$(cat /etc/host-youtube-block)
-          if [[ "$timeout" == "1" ]]
+          timeout=$(cat /etc/hosts-youtube-block)
+          if [[ "$timeout" == "1" ]] || [[ "$timeout" == "1\n" ]]
           then
             rm /etc/host-youtube-block
           else
-            echo old: "$timeout"
             timeout=$((timeout - 1))
-            echo new: "$timeout"
-            echo -en $timeout > /etc/host-youtube-block
+            echo -en $timeout > /etc/hosts-youtube-block
           fi
         else
-          rm /etc/hosts
+          rm -rf /etc/hosts
           cat ${self}/misc/my-hosts > /etc/hosts
           cat ${self}/misc/my-hosts-"$(cat /etc/current_hosts)" >> /etc/hosts
         fi
@@ -252,7 +257,7 @@
       };
 
       ipv4 = {
-        address1 = "192.168.20.11/24";
+        #address1 = "192.168.20.11/24";
         method = "auto";
       };
     };
diff --git a/misc/my-hosts b/misc/my-hosts
index 39d9423..a67c46a 100644
--- a/misc/my-hosts
+++ b/misc/my-hosts
@@ -1 +1,4 @@
 127.0.0.1 youtube.com
+127.0.0.1 www.youtube.com
+::1 www.youtube.com
+::1 youtube.com
diff --git a/programs/alacritty.nix b/programs/alacritty.nix
index b601e16..c588e6a 100644
--- a/programs/alacritty.nix
+++ b/programs/alacritty.nix
@@ -46,7 +46,7 @@
 				 style = "Bold Italic";
 			  };
 
-			  size = 9;
+			  size = 8;
 			};
 
 			# Dracula theme for alacritty
diff --git a/programs/bash.nix b/programs/bash.nix
index 524a67b..6eda924 100644
--- a/programs/bash.nix
+++ b/programs/bash.nix
@@ -1,4 +1,4 @@
-{ persistentDir, confDir, hostname, self, ... }:
+{ persistentDir, confDir, hostname, self, pkgs, config, ... }:
 {
 	programs.bash = {
 
@@ -42,6 +42,8 @@
 		};
 
 		shellAliases = {
+      cdd = "/sdcard";
+      n = "${pkgs.python3} ${self}/scripts/nav/main.py";
 			shutdown = "echo try harder.... xD";
 			npw = "nmcli c up pw";
 			flex = "neofetch | lolcat";
@@ -75,16 +77,21 @@
 			export TERM="xterm-color"
 
 			# my prompt
-			if [[ "$(hostname)" == "main" ]]
+			if [[ "${config.hostname}" == "main" ]]
 			then
 				export PS1="\[\033[01;34m\]\W\[\033[00m\]\[\033[01;32m\]\[\033[00m\] ❯❯❯ "
 			else
-				export PS1="\033[1;32m$(hostname)❯ \[\033[01;34m\]\W\[\033[00m\]\[\033[01;32m\]\[\033[00m\] ❯❯❯ "
+				export PS1="\033[1;32m${config.hostname}❯ \[\033[01;34m\]\W\[\033[00m\]\[\033[01;32m\]\[\033[00m\] ❯❯❯ "
 			fi
 
 
+      # source lfcd
+      source ${pkgs.lf.src}/etc/lfcd.sh
+      alias lf="lfcd"
+
+
 			# so that programms i spawn from my shell don't have so high cpu priority
-			renice -n 9 $$ > /dev/null
+			[[ which renice 2>/dev/null ]] && renice -n 9 $$ > /dev/null
 
 
 			# If not running interactively, don't do anything
@@ -103,6 +110,38 @@
 
 			#################### functions ####################
 
+
+      # shortcut for copying over to tab
+      tta(){
+        if [[ "$1" == "" ]]
+        then
+          scp -O ~/work/priv-share/fast tab:/sdcard/fast
+        elif [[ "$1" == "p" ]]
+        then
+          scp -O tab:/sdcard/fast ~/work/priv-share/fast
+        elif [[ "$1" == "k" ]]
+        then
+          scp -O "$1" tab:/sdcard/keep
+        else
+          scp -O "$1" tab:/sdcard/fast/
+        fi
+      }
+
+      tph(){
+        if [[ "$1" == "" ]]
+        then
+          scp ~/work/priv-share/fast phone:/sdcard/fast
+        elif [[ "$1" == "p" ]]
+        then
+          scp phone:/sdcard/fast ~/work/priv-share/fast
+        elif [[ "$1" == "k" ]]
+        then
+          scp -O "$1" tab:/sdcard/keep
+        else
+          scp "$1" phone:/sdcard/fast/
+        fi
+      }
+
 			# A shortcut function that simplifies usage of xclip.
 			# - Accepts input from either stdin (pipe), or params.
 			# ------------------------------------------------
@@ -139,12 +178,12 @@
 
 
 			# a little programm, that changes the ssh config to always be able to acces rpi
-			function rpi(){
-        sudo rm /etc/hosts
-        sudo su -c "cat ${self}/misc/my-hosts > /etc/hosts"
-        sudo su -c "cat ${self}/misc/my-hosts-$1 >> /etc/hosts"
-        sudo su -c "echo -en "$1" > /etc/current_hosts"
-			}
+			#function rpi(){
+        ##sudo rm /etc/hosts
+        #sudo su -c "cat ${self}/misc/my-hosts > /etc/hosts"
+        #sudo su -c "cat ${self}/misc/my-hosts-$1 >> /etc/hosts"
+        #sudo su -c "echo -en "$1" > /etc/current_hosts"
+			#}
 
 
          # git commit func
diff --git a/programs/lf/cleaner b/programs/lf/cleaner
new file mode 100755
index 0000000..a184d84
--- /dev/null
+++ b/programs/lf/cleaner
@@ -0,0 +1,4 @@
+#!/bin/sh
+if [ -n "$FIFO_UEBERZUG" ]; then
+	printf '{"action": "remove", "identifier": "PREVIEW"}\n' > "$FIFO_UEBERZUG"
+fi
diff --git a/programs/lf/colors b/programs/lf/colors
new file mode 100644
index 0000000..0cc093a
--- /dev/null
+++ b/programs/lf/colors
@@ -0,0 +1,200 @@
+# Colors for filenames in lf
+
+# file types (with matching order)
+ln      01;36   # LINK
+or      31;01   # ORPHAN
+tw      38;5;47 # STICKY_OTHER_WRITABLE
+ow      38;5;47 # OTHER_WRITABLE
+st      01;34   # STICKY
+di      01;34   # DIR
+pi      33      # FIFO
+so      01;35   # SOCK
+bd      33;01   # BLK
+cd      33;01   # CHR
+su      01;32   # SETUID
+sg      01;32   # SETGID
+ex      01;32   # EXEC
+fi      00      # FILE
+
+# archives or compressed
+*.tar   01;31
+*.tgz   01;31
+*.arc   01;31
+*.arj   01;31
+*.taz   01;31
+*.lha   01;31
+*.lz4   01;31
+*.lzh   01;31
+*.lzma  01;31
+*.tlz   01;31
+*.txz   01;31
+*.tzo   01;31
+*.t7z   01;31
+*.zip   01;31
+*.xpi   01;31
+*.z     01;31
+*.dz    01;31
+*.gz    01;31
+*.lrz   01;31
+*.lz    01;31
+*.lzo   01;31
+*.xz    01;31
+*.zst   01;31
+*.tzst  01;31
+*.bz2   01;31
+*.bz    01;31
+*.tbz   01;31
+*.tbz2  01;31
+*.tz    01;31
+*.deb   01;31
+*.rpm   01;31
+*.jar   01;31
+*.war   01;31
+*.ear   01;31
+*.sar   01;31
+*.rar   01;31
+*.alz   01;31
+*.ace   01;31
+*.zoo   01;31
+*.cpio  01;31
+*.7z    01;31
+*.rz    01;31
+*.cab   01;31
+*.wim   01;31
+*.swm   01;31
+*.dwm   01;31
+*.esd   01;31
+
+# image formats
+*.jpg   38;5;202
+*.JPG   38;5;202
+*.jpeg  38;5;202
+*.mjpg  38;5;202
+*.mjpeg 38;5;202
+*.jxl   38;5;202
+*.JXL   38;5;202
+*.webp  38;5;202
+*.gif   38;5;202
+*.bmp   38;5;202
+*.pbm   38;5;202
+*.pgm   38;5;202
+*.ppm   38;5;202
+*.tga   38;5;202
+*.xbm   38;5;202
+*.xpm   38;5;202
+*.tif   38;5;202
+*.tiff  38;5;202
+*.png   38;5;202
+*.svg   38;5;202
+*.svgz  38;5;202
+*.mng   38;5;202
+*.odg   38;5;202
+*.pcx   38;2;218;8;255
+*.mov   38;2;218;8;255
+*.mpg   38;2;218;8;255
+*.mpeg  38;2;218;8;255
+*.m2v   38;2;218;8;255
+*.mkv   38;2;218;8;255
+*.webm  38;2;218;8;255
+*.ogm   38;2;218;8;255
+*.mp4   38;2;218;8;255
+*.m4v   38;2;218;8;255
+*.mp4v  38;2;218;8;255
+*.vob   38;2;218;8;255
+*.qt    38;2;218;8;255
+*.nuv   38;2;218;8;255
+*.wmv   38;2;218;8;255
+*.asf   38;2;218;8;255
+*.rm    38;2;218;8;255
+*.rmvb  38;2;218;8;255
+*.flc   38;2;218;8;255
+*.avi   38;2;218;8;255
+*.fli   38;2;218;8;255
+*.flv   38;2;218;8;255
+*.gl    38;2;218;8;255
+*.dl    38;2;218;8;255
+*.xcf   38;2;218;8;255
+*.xwd   38;2;218;8;255
+*.yuv   38;2;218;8;255
+*.cgm   38;2;218;8;255
+*.emf   38;2;218;8;255
+*.ogv   38;2;218;8;255
+*.ogx   38;2;218;8;255
+
+# audio formats
+*.aac   00;36
+*.au    00;36
+*.flac  00;36
+*.m4a   00;36
+*.mid   00;36
+*.midi  00;36
+*.mka   00;36
+*.mp3   00;36
+*.mpc   00;36
+*.ogg   00;36
+*.ra    00;36
+*.wav   00;36
+*.oga   00;36
+*.opus  00;36
+*.spx   00;36
+*.xspf  00;36
+
+# other formats
+*.pdf    38;2;249;46;73
+*.PDF    38;2;249;46;73
+*.ps     38;2;249;46;73
+*.epub   38;2;249;46;73
+*.mobi   38;2;249;46;73
+*.ods    92
+*.xls    92
+*.XLS    92
+*.xlsx   92
+*.XLSX   92
+*.odt    94
+*.doc    94
+*.DOC    94
+*.docx   94
+*.DOCX   94
+*.odp    38;2;249;62;0
+*.ppt    38;2;249;62;0
+*.PPT    38;2;249;62;0
+*.pptx   38;2;249;62;0
+*.PPTX   38;2;249;62;0
+*.iso    38;5;221
+*.img    38;5;221
+*.py     38;5;220
+*.lua    38;5;39
+*.js     38;5;226
+*.htm    38;5;202
+*.html   38;5;202
+*.shtml  38;5;202
+*.xhtml  38;5;202
+*.css    38;5;39
+*.go     38;5;39
+*.php    38;5;75
+*.tex    38;5;36
+*.c      38;2;121;168;244
+*.cpp    38;2;141;116;244
+*.cs     38;2;203;121;244
+*.nim    38;5;220
+*.nims   38;5;220
+*.r      38;5;39
+*.R      38;5;39
+*.rs     38;2;225;105;0
+*.pl     38;2;0;115;255
+*.raku   38;2;225;0;221
+*.m      38;2;225;43;7
+*.java   38;2;225;136;0
+*.scala  38;5;196
+*.rb     38;5;196
+*.vim    32
+*.sql    38;5;249
+*.sqlite 38;5;249
+*.db     38;5;249
+*.odb    38;5;249
+*.apk    38;5;82
+*.apk    38;5;82
+*.jl     38;5;147
+*.hs     38;5;133
+*.lhs    38;5;133
+*.blend  38;5;208
diff --git a/programs/lf/default.nix b/programs/lf/default.nix
index 0962990..e2f890a 100644
--- a/programs/lf/default.nix
+++ b/programs/lf/default.nix
@@ -1,12 +1,84 @@
-{ pkgs, ... }:
+{ pkgs, self, confDir, ... }@params:
 {
-	programs.lf = {
-		package = pkgs.lf.overrideAttrs (final: prev: {
-			patches = (prev.patches or [ ]) ++ [
-				./lf-filter.patch
-			];
-			checkPhase = "";
-		});
+  home.file.".config/lf/icons".source = "${self}/programs/lf/icons";
+	programs.lf = let
+  mylf = pkgs.lf.overrideAttrs (final: prev: {
+    patches = (prev.patches or [ ]) ++ [
+      ./lf-filter.patch
+    ];
+    checkPhase = "";
+  });
+  myPreviewer = pkgs.writeShellApplication {
+    name = "myPreviewer";
+    runtimeInputs = with pkgs; [ 
+      file
+      bat # (text)
+      ueberzug # (images, videos, pdf, fonts)
+      ffmpegthumbnailer # (videos)
+      exiftool # (metadata/audio, and file detection for .webm files)
+      jq # (json and metadata)
+      lynx # (html/web pages)
+      poppler_utils # pdftoppm # (pdf)
+      odt2txt # (odt)
+      imagemagick # convert from imagemagick (fonts)
+      atool # (archives)
+      gnupg # (PGP encrypted files)
+      man # (troff manuals)
+      busybox # other
+    ];
+    text = builtins.readFile "${self}/programs/lf/previewer";
+  };
+  mylfWrapper = pkgs.writeShellApplication {
+      name = "lf";
+
+      #runtimeInputs = with pkgs; [ curl w3m ];
+
+      text = ''
+        # got it FROM: https://codeberg.org/tplasdio/lf-config/src/branch/main/.local/bin/lfub
+
+
+        # Envolvedor de lf, que permite crear previsualizaciones de imágenes
+        # con ueberzug, en conjunto con mi configuración 'previewer' y 'cleaner' para lf
+        # Taken from: https://github.com/LukeSmithxyz/voidrice/blob/master/.local/bin/lfub
+        # TODO:
+        # - Capturar cuando se cierre/mate la ventana conteniendo la terminal que corre
+        #	este script, pues si no se quedarán procesos huérfanos 'lf' 'lfub' 'ueberzug'
+
+        set -e
+        set +u
+        : "''${XDG_CACHE_HOME:="''${HOME}/.cache"}"
+
+        cleanup() {
+          exec 3>&-
+          # FIXME:
+          # after SIGINT commands that expected some arguments, previews for that directory
+          # are stuck in "loading", because there's no fifo file to remove or something
+          # Example:
+          # gpg -d  # ← Forgot to type $f for decrypting a file
+          # Ctrl-C  # ← Back to lf, previews are stuck
+          rm "$FIFO_UEBERZUG"
+        }
+
+        main() {
+          if [ -n "$SSH_CLIENT" ] || [ -n "$SSH_TTY" ]; then
+            ${mylf}/bin/lf "$@"
+          else
+            [ -d "''${XDG_CACHE_HOME}/lf" ] || mkdir -p "''${XDG_CACHE_HOME}/lf"
+            export FIFO_UEBERZUG="''${XDG_CACHE_HOME}/lf/ueberzug-$$"
+            mkfifo "$FIFO_UEBERZUG"
+            ${pkgs.ueberzug}/bin/ueberzug layer -s < "$FIFO_UEBERZUG" -p json &
+            exec 3> "$FIFO_UEBERZUG"
+            trap cleanup HUP INT QUIT TERM PWR EXIT
+            ${mylf}/bin/lf "$@" 3>&-
+          fi
+        }
+
+        main "$@" || exit $?
+      '';
+    };
+  in
+  {
+    package = mylfWrapper;
 
 		enable = true;
 		commands = {
@@ -19,13 +91,33 @@
 				mkdir $DIR
 				}}
 			'';
+      nav = ''
+        %{{${pkgs.python3}/bin/python3 ${confDir}/scripts/nav/main.py --mode lf}}
+      '';
+      nav-home = ''
+        %{{
+          ${pkgs.python3}/bin/python3 ${confDir}/scripts/nav/main.py --mode lf --char H
+        }}
+      '';
+      nav-work = ''
+        %{{
+          ${pkgs.python3}/bin/python3 ${confDir}/scripts/nav/main.py --mode lf --char W
+        }}
+      '';
 		};
 		settings = {
-			preview = true;
+      icons = true;
 			drawbox = true;
-			icons = true;
 		};
+
+
+
 		keybindings = {
+      F = "setfilter";
+      P = "%pwd";
+      W = "nav-work";
+      H = "nav-home";
+      n = "nav";
 			"." = "set hidden!";
 			"<enter>" = "open";
 			do = "dragon-out";
@@ -34,5 +126,38 @@
 			ee = "editor-open";
 			V = ''$${pkgs.bat}/bin/bat --paging=always --theme=gruvbox "$f"'';
 		};
+    extraConfig = ''
+      %test $LF_LEVEL -eq 1 || >&2 printf "Warning: You're in a nested lf instance!"
+      # export pid and ppid
+      ''${{
+          myPID=$(ps -j | grep lf | tail -n 1 | awk '{print $1}')
+          myPGID=$(ps -j | grep lf | tail -n 1 | awk '{print $2}')
+          lf -remote "send $id set user_pid $myPID"
+          lf -remote "send $id set user_pgid $myPGID"
+        }}
+
+      source ${self}/programs/lf/opener
+      set cleaner "${self}/programs/lf/cleaner"
+      set cursorpreviewfmt "\033[7m"
+      set previewer "${myPreviewer}/bin/myPreviewer"
+      set period "1"
+
+      #set promptfmt "
+        #\033[48;2;35;38;39;38;2;28;220;156m  
+        #\033[38;2;35;38;39;48;2;202;31;31m
+        #\033[38;2;202;31;31;48;2;40;47;62m
+        #\033[38;2;255;255;255m %w 
+        #\033[38;2;40;47;62;48;2;58;67;89m
+        #\033[38;2;255;255;255m %f 
+        #\033[;38;2;58;67;89;49m\033[m"
+
+      set timefmt "2023-11-28 15:04:05 "
+      set waitmsg "\033[1;31m⏎\033[m"
+      set tabstop 4
+      set shellopts "-eu"
+      set ifs "\n"
+      set shell "bash"
+      set ruler "df:acc:progress:selection:filter:ind"
+    '';
 	};
 }
diff --git a/programs/lf/icons b/programs/lf/icons
new file mode 100644
index 0000000..204314b
--- /dev/null
+++ b/programs/lf/icons
@@ -0,0 +1,455 @@
+# Icons for lf
+
+# These icons require Nerd Fonts and emojis in a compatible font for terminals
+# See https://www.nerdfonts.com for more information.
+# Note: some double space emojis/icons render as 1-character width in some
+# terminals and as 2-character width in others. I'm adjusting them to make
+# them look aligned in the 'Alacritty' terminal
+
+# file types (with matching order)
+ln      🔗       # LINK
+or      ❌       # ORPHAN
+tw      🍃       # STICKY_OTHER_WRITABLE
+ow      📂       # OTHER_WRITABLE
+st      🔖       # STICKY
+di      📁       # DIR
+pi     " "      # FIFO
+so      🔌       # SOCK
+bd      🧱       # BLK
+cd     " "      # CHR
+su      🦸       # SETUID
+sg      👥       # SETGID
+ex      🎯       # EXEC
+fi      📄       # FILE
+
+# file extensions (vim-devicons)
+*.styl          " "
+*.sass          " "
+*.scss          " "
+*.htm           " "
+*.html          " "
+*.xhtml         " "
+*.shtml         " "
+*.slim          " "
+*.haml          " "
+*.ejs           " "
+*.css           " "
+*.qss           " "
+*.rasi          " "
+*.less          " "
+*.wiki          " "
+*.md            " "
+*.mdx           " "
+*.markdown      " "
+*.rmd           " "
+*.Rmd           " "
+*.xml           " "
+*.json          " "
+*.bson          " "
+*.webmanifest   " "
+*.js            " "
+*.mjs           " "
+*.jsx           " "
+*.rb            " "
+*.gemspec       " "
+*.rake          " "
+*.php           " "
+*.py            " "
+*.pyc           " "
+*.pyo           " "
+*.pyd           " "
+*.ipynb         " "
+*.nim           "👑"
+*.nims          "👑"
+*.coffee        " "
+*.mustache      " "
+*.hbs           " "
+*.conf          "⚙ "
+*.ini           "⚙ "
+*.yml           "⚙ "
+*.yaml          "⚙ "
+*.toml          "⚙ "
+*.mk            "⚙ "
+*.twig          " "
+*.cpp           " "
+*.c++           " "
+*.cxx           " "
+*.cc            " "
+*.cp            " "
+*.c             " "
+*.cs            " "
+*.h             " "
+*.hh            " "
+*.hpp           " "
+*.hxx           " "
+*.hs            " "
+*.lhs           " "
+*.nix           " "
+*.lua           " "
+*.java          " "
+*.sh            " "
+*.fish          " "
+*.bash          " "
+*.zsh           " "
+*.ksh           " "
+*.csh           " "
+*.awk           " "
+*.sed           " "
+*.m4            " "
+*.cmd           " "
+*.bat           " "
+*.ps1           " "
+*.ml            " λ"
+*.mli           " λ"
+*.diff          " "
+*.db            " "
+*.odb           " "
+*.sql           " "
+*.sqlite        " "
+*.dump          " "
+*.mongo         " "
+*.rdb           " "
+*.clj           " "
+*.cljc          " "
+*.cljs          " "
+*.edn           " "
+*.scala         " "
+*.go            " "
+*.dart          " "
+*.xul           " "
+*.sln           " "
+*.suo           " "
+*.pl            " "
+*.pm            " "
+*.t             " "
+*.rss           " "
+'*.f#'          " "
+*.fsscript      " "
+*.fsx           " "
+*.fs            " "
+*.fsi           " "
+*.rs            " "
+*.rlib          " "
+*.d             " "
+*.erl           " "
+*.hrl           " "
+*.ex            " "
+*.exs           " "
+*.eex           " "
+*.leex          " "
+*.heex          " "
+*.vim           " "
+*.ai            " "
+*.psd           " "
+*.psb           " "
+*.ts            " "
+*.tsx           " "
+*.jl            " "
+*.pp            " "
+*.vue           " ﵂"
+*.elm           " "
+*.swift         " "
+*.xcplayground  " "
+*.tex           " ﭨ"
+*.r             " ﳒ"
+*.R             " ﳒ"
+*.rproj         "鉶"
+*.sol           " ﲹ"
+*.apk           " "
+*.xapk          " "
+*.pem           " "
+
+# file names (vim-devicons) (case-insensitive not supported in lf)
+*gruntfile.coffee      " "
+*gruntfile.js          " "
+*gruntfile.ls          " "
+*gulpfile.coffee       " "
+*gulpfile.js           " "
+*gulpfile.ls           " "
+*mix.lock              " "
+*dropbox               " "
+*.ds_store             "⚙ "
+*.git                  " "
+*.gitconfig            " "
+*.gitignore            " "
+*.gitattributes        " "
+*.gitlab-ci.yml        " "
+*bashrc                "⚙ "
+*.zshrc                "⚙ "
+*.zshenv               "⚙ "
+*.zprofile             "⚙ "
+*.vimrc                " "
+*.gvimrc               " "
+*_vimrc                " "
+*_gvimrc               " "
+*.bashprofile          "⚙ "
+*favicon.ico           " "
+*license               "📜"
+*licence               "📜"
+*node_modules          " "
+*react.jsx             " "
+*procfile              " "
+*dockerfile            " "
+*docker-compose.yml    " "
+*rakefile              " "
+*config.ru             " "
+*gemfile               " "
+*makefile              "⚙ "
+*cmakelists.txt        "⚙ "
+*robots.txt            "🤖"
+
+# file names (case-sensitive adaptations)
+*Gruntfile.coffee       " "
+*Gruntfile.js           " "
+*Gruntfile.ls           " "
+*Gulpfile.coffee        " "
+*Gulpfile.js            " "
+*Gulpfile.ls            " "
+*Dropbox                " "
+*.DS_Store              "⚙ "
+*LICENSE                "📜"
+*LICENCE                "📜"
+*COPYING                "📜"
+*React.jsx              " "
+*Procfile               " "
+*Dockerfile             " "
+*Docker-compose.yml     " "
+*Rakefile               " "
+*Gemfile                " "
+*Makefile               "⚙ "
+*CMakeLists.txt         "⚙ "
+
+# file patterns (vim-devicons) (patterns not supported in lf)
+# .*jquery.*\.js$         " "
+# .*angular.*\.js$        " "
+# .*backbone.*\.js$       " "
+# .*require.*\.js$        " "
+# .*materialize.*\.js$    " "
+# .*materialize.*\.css$   " "
+# .*mootools.*\.js$       " "
+# .*vimrc.*               " "
+# Vagrantfile$            " "
+
+# file patterns (file name adaptations)
+*jquery.min.js         " "
+*angular.min.js        " "
+*backbone.min.js       " "
+*require.min.js        " "
+*materialize.min.js    " "
+*materialize.min.css   " "
+*mootools.min.js       " "
+*vimrc                 " "
+Vagrantfile            " "
+
+# archives or compressed extensions
+*.tar   📦
+*.tgz   📦
+*.arc   📦
+*.arj   📦
+*.taz   📦
+*.lha   📦
+*.lz4   📦
+*.lzh   📦
+*.lzma  📦
+*.tlz   📦
+*.txz   📦
+*.tzo   📦
+*.t7z   📦
+*.zip   📦
+*.z     📦
+*.dz    📦
+*.gz    📦
+*.lrz   📦
+*.lz    📦
+*.lzo   📦
+*.xz    📦
+*.zst   📦
+*.tzst  📦
+*.bz2   📦
+*.bz    📦
+*.tbz   📦
+*.tbz2  📦
+*.tz    📦
+*.deb   📦
+*.rpm   📦
+*.jar   📦
+*.war   📦
+*.ear   📦
+*.sar   📦
+*.rar   📦
+*.alz   📦
+*.ace   📦
+*.zoo   📦
+*.cpio  📦
+*.7z    📦
+*.rz    📦
+*.cab   📦
+*.wim   📦
+*.swm   📦
+*.dwm   📦
+*.esd   📦
+*.xpi   📦
+
+# image and video extensions
+*.jpg    📸
+*.JPG    📸
+*.jpeg   📸
+*.JPEG   📸
+*.jpe    📸
+*.mjpg   📸
+*.mjpeg  📸
+*.jxl   "🖼 "
+*.JXL   "🖼 "
+*.svg   "🗺 "
+*.svgz  "🗺 "
+*.bmp   "🖼 "
+*.pbm   "🖼 "
+*.pgm   "🖼 "
+*.ppm   "🖼 "
+*.tga   "🖼 "
+*.xbm   "🖼 "
+*.xpm   "🖼 "
+*.tif   "🖼 "
+*.tiff  "🖼 "
+*.png   "🖼 "
+*.PNG   "🖼 "
+*.webp  "🖼 "
+*.mng   "🖼 "
+*.pcx   "🖼 "
+*.ico   "🖼 "
+*.gif   "🎞 "
+*.mov    🎥
+*.mpg    🎥
+*.mpeg   🎥
+*.m2v    🎥
+*.mkv    🎥
+*.webm   🎥
+*.ogm    🎥
+*.mp4    🎥
+*.m4v    🎥
+*.mp4v   🎥
+*.vob    🎥
+*.qt     🎥
+*.nuv    🎥
+*.wmv    🎥
+*.asf    🎥
+*.rm     🎥
+*.rmvb   🎥
+*.flc    🎥
+*.avi    🎥
+*.fli    🎥
+*.flv    🎥
+*.gl     🎥
+*.dl     🎥
+*.xcf    🎥
+*.xwd    🎥
+*.yuv    🎥
+*.cgm    🎥
+*.emf    🎥
+*.ogv    🎥
+*.ogx    🎥
+*.kdenlive 🎬
+*.prproj   🎬
+
+# audio extensions
+*.wav   🎼
+*.aac   🎵
+*.au    🎵
+*.flac  🎵
+*.m4a   🎵
+*.mid   🎵
+*.midi  🎵
+*.mka   🎵
+*.mp3   🎵
+*.mpc   🎵
+*.ogg   🎵
+*.ra    🎵
+*.oga   🎵
+*.opus  🎵
+*.spx   🎵
+*.xspf  🎵
+
+# other extensions
+*.elf      " "
+*.exe      " "
+*.appx     " "
+*.msi      " "
+*.app      " "
+*.pdf      " "
+*.PDF      " "
+*.ps       " "
+*.txt       📝
+*.TXT       📝
+*.csv       📓
+*.CSV       📓
+*.tsv       📓
+*.djvu      📚
+*.epub      📚
+*.torrent   📥
+*.magnet    🧲
+*.lrc       🎤
+*.kar       🎤
+*.src       💬
+*.gpg       🔐
+*.ssh       🔑
+*.key       🔑
+*.rsa       🔑
+*.pem       🔑
+*.sig       🪪
+*.asc      "🕵 "
+*.manifest  📜
+*.log       📙
+*.xopp      📔
+*.iso       📀
+*.img       📀
+*.bib       🎓
+*.nfo      " "
+*.info     " "
+*.m         📊
+*.ods       📗
+*.xls       📗
+*.XLS       📗
+*.xlsx      📗
+*.XLSX      📗
+*.odt       📘
+*.doc       📘
+*.DOC       📘
+*.docx      📘
+*.DOCX      📘
+*.odp       📕
+*.ppt       📕
+*.PPT       📕
+*.pptx      📕
+*.PPTX      📕
+*.odg      "🖼 "
+*.krita    "🖌 "
+*.kra      "🖌 "
+*.xcf      "🖌 "
+*.eml       📧
+*.mom      "✍ "
+*.me       "✍ "
+*.ms       "✍ "
+*.groff    "✍ "
+*.tbl      "✍ "
+*.pic      "✍ "
+*.blend    " "
+*.ffpreset " "
+*.bak      "🗃 "
+*.desktop  "🖥 "
+*.z64       🎮
+*.v64       🎮
+*.n64       🎮
+*.gba       🎮
+*.nes       🎮
+*.gdi       🎮
+*.gam       🎮
+*.sav       🎮
+*.scm       🎮
+*.bin       🎮
+*.psv       🎮
+*.rom       🎮
+*.xex       🎮
+*.jrz       🎮
+*.efi       " "
+
+# vim:ft=conf
diff --git a/programs/lf/lf-config b/programs/lf/lf-config
new file mode 160000
index 0000000..1c295ce
--- /dev/null
+++ b/programs/lf/lf-config
@@ -0,0 +1 @@
+Subproject commit 1c295ce7bc09c418dc9e101a0add033d74ce48b7
diff --git a/programs/lf/opener b/programs/lf/opener
new file mode 100644
index 0000000..31f4107
--- /dev/null
+++ b/programs/lf/opener
@@ -0,0 +1,242 @@
+# Opener for lf
+
+# En general, deberías delegar la apertura de ficheros a tu abridor de
+# recursos (e.g. xdg-open, mimeo), recomiendo ponerlo en la variable de
+# entorno $OPENER y luego configurar sus reglas de asociaciones entre tipos
+# MIME y lanzadores .desktop (e.g. ~/.config/applications/mimeapps.list)
+# Sin embargo, acá se puede programar comportamiento más avanzado basado
+# en más características de los ficheros y/o específicamente para lf
+# Tipos MIME IANA oficiales: https://www.iana.org/assignments/media-types/media-types.xhtml
+
+cmd open ${{
+
+	# Demonizador de comandos, en orden de preferencia
+	dem() {
+		{ setsid -f "$@" >/dev/null 2>&1& } \
+			|| ({ nohup "$@" >/dev/null 2>&1& } &) \
+			|| (exec "$@" >/dev/null 2>&1&)
+	}
+
+	real_f="$(readlink -f $f || realpath $f)" \
+
+	mime_type="$(\
+		exiftool -s3 -MIMEType "$real_f" 2>/dev/null \
+			|| file --dereference -b --mime-type -- "$real_f" 2>/dev/null
+	)"
+
+	case "$mime_type" in
+	(application/pdf | application/postscript | image/vnd.djvu |  application/epub*)
+		dem "${READER:-zathura}" $fx
+	;;
+	(text/html)
+		case "${f##*.}" in
+		(xls) dem localc $f ;;
+		(*) "${EDITOR:-nvim}" $fx
+		esac
+	;;
+	(text/troff)
+		case "${f##*.}" in
+		([0-9] | [01]p | [23]*) man $fx ;;
+		(*) "${EDITOR:-nvim}" $fx
+		esac
+	;;
+	( text/* | application/json | application/javascript | \
+	application/pgp-encrypted | inode/x-empty | application/octet-stream | \
+	application/x-gettext-translation )
+		"${EDITOR:-nvim}" $fx
+	;;
+	(image/x-*)
+		dem "${IMAGE_EDITOR:-gimp}" $fx
+	;;
+	(image/* )
+		case "$(tty)" in
+		("/dev/tty"*) # En tty imágenes pueden ser mostradas con mpv
+			"${MPV:-mpv}" --keep-open $fx
+		;;
+		(*) dem "${IMAGE_VIEWER:-vimiv}" $fx
+		esac
+	;;
+	(audio/*)
+		case "$(tty)" in
+		("/dev/tty"*) # No demonizar en tty
+			"${AUDIO_PLAYER:-"${MPV:-mpv}"}" --audio-display=no $fx
+		;;
+		(*) dem "${TERMINAL:-alacritty}" -e "${AUDIO_PLAYER:-"${MPV:-mpv}"}" --audio-display=no $fx
+		esac
+	;;
+	(video/*)
+		case "$(tty)" in
+		("/dev/tty"*) # No demonizar en tty
+			"${VIDEO_PLAYER:-"${MPV:-mpv}"}" $fx
+		;;
+		# TODO: handle video/webm like previewer
+		(*) dem "${VIDEO_PLAYER:-"${MPV:-mpv}"}" $fx
+		esac
+	;;
+	(application/vnd.sqlite3)
+		sqlite3 $fx
+	;;
+#		text/xml)
+#			;;
+	(application/zip)
+		case "${f##*.}" in
+		(kra) dem krita $f ;;
+		(*)
+			for f in $fx; do
+				"${OPENER:-xdg-open}" $f
+			done
+		esac
+	;;
+	(*)
+		case "$f" in
+		# TODO: redo this with mime types, not extensions
+		( *.tar.bz | *.tar.bz2 | *.tbz | \
+		*.tbz2 | *.tar.gz | *.tgz | *.tar.lzma | \
+		*.tar.xz | *.txz | *.zip | *.rar | *.iso)
+			mntdir="$f-archivemount"
+			if ! [ -d "$mntdir" ]; then
+				mkdir -- "$mntdir"
+				archivemount "$f" "$mntdir"
+				printf -- "%s\n" "$mntdir" >> "/tmp/__lf_archivemount_$id"
+			fi
+			lf -remote "send $id cd '$mntdir'"
+			lf -remote "send $id reload"
+		;;
+		esac
+
+		# Delegate opening to resource opener
+
+		#pwhich() {
+		#	hash "$1" >/dev/null 2>&1 && command -v -- "$1"
+		#}
+		#[ "$OPENER" ] || OPENER=$(pwhich xdg-open)
+		for f in $fx; do
+			dem "${OPENER:-xdg-open}" $f
+			#"${OPENER:-"${EDITOR:-nvim}"}" $f
+			# ${OPENER:-"xdg-open"} $f || "${EDITOR:-"nvim"}" $f
+		done
+		;;
+	esac
+}}
+
+ # Bug: In my AwesomeWM some JPGs or webm don't show the window until is tiled
+
+cmd openwith ${{
+
+	dem() {
+		{ setsid -f "$@" >/dev/null 2>&1& } \
+			|| ({ nohup "$@" >/dev/null 2>&1& } &) \
+			|| (exec "$@" >/dev/null 2>&1&)
+	}
+
+	real_f="$(readlink -f $f || realpath $f)" \
+	mime_type="$(\
+		exiftool -s3 -MIMEType "$real_f" \
+			|| file --dereference -b --mime-type -- "$real_f"
+	)"
+
+	menu_select() {
+		nl -nln | fzf --with-nth 2.. | cut -d' ' -f1
+	}
+
+	# TODO: hacer que se puedan abrir con múltiples a la vez (fzf +m)
+	case "$mime_type" in
+	( text/* | application/json | application/javascript | \
+	application/pgp-encrypted | inode/x-empty | application/octet-stream )
+		app=$(menu_select <<-\EOF
+		$EDITOR
+		$EDITOR (new terminal)
+		nano
+		nano (new terminal)
+		EOF
+		)
+		case "$app" in
+		(1) "${EDITOR:-nvim}" $fx ;;
+		(2) dem "${TERMINAL:-alacritty}" -e "$EDITOR" $fx ;;
+		(3) nano $fx ;;
+		(4) dem "${TERMINAL:-alacritty}" -e nano $fx ;;
+		esac
+	;;
+
+	(image/svg+xml | image/png | image/jpeg | image/gif )
+		app=$(menu_select <<-\EOF
+		vimiv
+		gimp
+		mpv
+		krita
+		inkscape
+		EOF
+		)
+		case "$app" in
+		(1) dem vimiv $fx ;;
+		(2) dem gimp $fx ;;
+		(3)
+			case "$(tty)" in
+			# Demonizing on tty makes it impossible to quit
+			("/dev/tty"*) "${MPV:-mpv}" --keep-open=yes $fx ;;
+			(*) dem "${MPV:-mpv}" --keep-open=yes $fx ;;
+			esac
+		;;
+		(4) dem krita $fx ;;
+		(5) dem inkscape $fx ;;
+		esac
+	;;
+
+	(image/x-*)
+		app=$(menu_select <<-\EOF
+		gimp
+		vimiv
+		mpv
+		EOF
+		)
+		case "$app" in
+		(1) dem gimp $fx ;;
+		(2) dem vimiv $fx ;;
+		(3)
+			case "$(tty)" in
+			# Demonizing on tty makes it impossible to quit
+			("/dev/tty"*) "${MPV:-mpv}" --keep-open=yes $fx ;;
+			(*) dem "${MPV:-mpv}" --keep-open=yes $fx ;;
+			esac
+			;;
+		esac
+	;;
+
+	(audio/*)
+		app=$(menu_select <<-\EOF
+		mpv (force terminal)
+		mpv (background)
+		mpv (background, only audio)
+		mpv (foreground)
+		mpv (foreground, only audio)
+		mpv (force window)
+		EOF
+		)
+		case "$app" in
+		(1) dem "${TERMINAL:-alacritty}" -e "$MPV" --audio-display=no $fx ;;
+		(2) dem "${MPV:-mpv}" $fx ;;
+		(3) dem "${MPV:-mpv}" --audio-display=no $fx ;;
+		(4) "${MPV:-mpv}" $fx ;;
+		(5) echo; "${MPV:-mpv}" --audio-display=no $fx ;;
+		(6) dem "${MPV:-mpv}" --force-window $fx ;;
+		esac
+	;;
+
+	(video/*)
+		app=$(menu_select <<-\EOF
+		mpv
+		mpv (background, only audio)
+		mpv (foreground, only audio)
+		kdenlive
+		EOF
+		)
+		case "$app" in
+		(1) dem "${MPV:-mpv}" $fx ;;
+		(2) dem "${MPV:-mpv}" --video=no --audio-display=no $fx ;;
+		(3) echo; "${MPV:-mpv}" --video=no --audio-display=no $fx ;;
+		(4) dem "${VIDEO_EDITOR:-kdenlive}" $fx ;;
+		esac
+	esac
+}}
+
+# vim: ft=lf
diff --git a/programs/lf/previewer b/programs/lf/previewer
new file mode 100755
index 0000000..e95ef0f
--- /dev/null
+++ b/programs/lf/previewer
@@ -0,0 +1,202 @@
+#!/bin/bash
+# shellcheck disable=SC2222
+
+# File preview handler for lf.
+# Dependencies:
+#	- GNU 'file' or similar (file detection)
+#	- bat (text)
+#	- uebergzug (images, videos, pdf, fonts)
+#	- ffmpegthumbnailer (videos)
+#	- exiftool (metadata/audio, and file detection for .webm files)
+#	- jq (json and metadata)
+#	- lynx (html/web pages)
+#	- pdftoppm (pdf)
+#	- odt2txt (odt)
+#	- convert from imagemagick (fonts)
+#	- atool (archives)
+#	- gpg (PGP encrypted files)
+#	- man (troff manuals)
+#	- Other: stat, cut, sha256sum
+
+# Notes:
+#	- If using alacritty's same process: 'alacritty msg create-window', previews only show in first window
+
+set -C -f
+IFS='
+'
+
+# Display an image with certain path, width, height, x, y
+# Usage: image "$path_to_image" "$width" "$height" "$x" "$y" "$fallback_path"
+image() {
+  # shellcheck disable=all
+  set +u
+  set +e
+	if [ -f "$1" ] && [ "$DISPLAY" ] && [ ! "$WAYLAND_DISPLAY" ]
+	then
+		printf '{"action": "add", "identifier": "PREVIEW", "path": "%s", "width": "%s", "height": "%s", "scaler": "contain", "x": "%s", "y": "%s"}\n' \
+			"$1" "$(($2-1))" "$(($3-1))" "$4" "$5" > "$FIFO_UEBERZUG"
+	else
+		exiftool -j "$6" | jq -C
+	fi
+}
+
+ifub() {
+  # shellcheck disable=all
+	if [ "$DISPLAY" ] && [ -z "$WAYLAND_DISPLAY" ]; then
+		command -V ueberzug >/dev/null 2>&1
+	fi
+}
+
+# Note that the cache file name is a function of file information, meaning if
+# an image appears in multiple places across the machine, it will not have to
+# be regenerated once seen.
+
+create_cache() {
+  # shellcheck disable=all
+	CACHE="${XDG_CACHE_HOME:-"$HOME/.cache"}/lf/thumb.$(stat --printf '%n\0%i\0%F\0%s\0%W\0%Y' \
+		-- "$(readlink -f "$1" || realpath "$1" )" \
+		| sha256sum \
+		| cut -d' ' -f1)"
+}
+
+mime_preview() {
+  # shellcheck disable=all
+	# The 'ran_guard' variable is there in case I need to do recursion
+	# because the initial mime_type variable wasn't enough to determine
+	# an adequate preview
+	case "$mime_type","$ran_guard" in
+	(image/svg+xml,0 | image/svg)
+		create_cache "$1"
+		[ -f "$CACHE.png" ] \
+			|| rsvg-convert  -o "$CACHE.png" -a -w "1000" -b '#1f2430' "$1"
+		image "$CACHE.png" "$2" "$3" "$4" "$5" "$1"
+	;;
+	(image/*,0)
+		image "$1" "$2" "$3" "$4" "$5" "$1"
+	;;
+	(text/html,0)
+		lynx -width="$4" -display_charset=utf-8 -dump -- "$1"
+	;;
+	(text/troff,0)
+		case "${1##*.}" in
+		([0-9] | [01]p | [23]*)
+			man ./ "$1" | col -b
+		;;
+		(*)
+			bat --terminal-width "$(($4*7/9))" -f "$1" --style=numbers
+		esac
+	;;
+	(text/*,0 | */xml,0 | application/javascript,0 | application/x-subrip,0 )
+		bat --terminal-width "$(($4*7/9))" -f "$1" --style=numbers
+	;;
+	( application/x-pie-executable,0 | application/x-executable,0 | \
+	application/x-sharedlib,0)
+		objdump -d "$1" -M intel
+		#readelf -WCa "$1"
+		#hexdump -C "$1" || xxd "$1"
+	;;
+	(application/json,0)
+		case "${1##*.}" in
+		(ipynb)
+			# Needs my fork of ipynb-py-convert
+			ipynb-py-convert --stdout "$1" \
+				| bat --terminal-width "$(($4*7/9))" --color=always -l python --style=numbers
+		;;
+		(*) jq -C < "$1" ;;
+		esac
+	;;
+	(application/zip,0 | application/x-7z-compressed,0 )
+		atool --list -- "$1"
+	;;
+	(audio/*,[01])
+		exiftool -j "$1" | jq -C
+	;;
+	(video/webm,0)
+		# file --mime-type doesn't distinguish well between "video/webm"
+		# actual webm videos or webm audios, but exiftool does, thus
+		# re-run this function with new mimetype
+		mime_type="$(exiftool -s3 -MIMEType "$1")" \
+		ran_guard=$((ran_guard+1))
+		mime_preview "$@"
+		;;
+	(video/*,[01])
+		create_cache "$1"
+		[ -f "$CACHE" ] \
+			|| ffmpegthumbnailer -i "$1" -o "$CACHE" -s 0
+		image "$CACHE" "$2" "$3" "$4" "$5" "$1"
+	;;
+	(*/pdf,0 | */postscript,0)  # .pdf, .ps
+		create_cache "$1"
+		[ -f "$CACHE.jpg" ] \
+			|| pdftoppm -jpeg -f 1 -singlefile "$1" "$CACHE"
+		image "$CACHE.jpg" "$2" "$3" "$4" "$5" "$1"
+	;;
+	(application/font*,0 | application/*opentype,0 | font/sfnt,0)  # .ttf, .otf
+		create_cache "$1"
+		[ -f "$CACHE.png" ] \
+			|| convert -size "800x800" "xc:#000000" -fill "#ffffff" \
+				-pointsize "72" -font "$1" -gravity center -annotate +0+0 \
+				"ABCDEFGHIJKLM\nNOPQRSTUVWXYZ\nabcdefghijklm\nnopqrstuvwxyz\n1234567890\n!@#$\%^&*,.;:\n_-=+'\"|\\(){}[]" \
+				"$CACHE.png"
+		image "$CACHE.png" "$2" "$3" "$4" "$5" "$1"
+	;;
+	(*opendocument*,0) # .odt, .ods
+		CCt='	' \
+		bytes=$(du -sb "$1") bytes="${bytes%%"$CCt"*}"
+		if [ "$bytes" -lt 150000 ]; then
+			odt2txt "$1"
+		else
+			printf "file too big too preview quickly\n"
+		fi
+	;;
+	(*ms-excel,0)  # .xls
+		xls2csv -- "$1" \
+			| bat --terminal-width "$(($4*7/9))" --color=always -l csv --style=numbers
+	;;
+	#(application/vnd.openxmlformats-officedocument.spreadsheetml.sheet)  # .xslx
+		# https://github.com/dilshod/xlsx2csv
+		#xlsx2csv -- "$1"
+	#;;
+	#(text/rtf,0 | *msword,0 )  # .doc, doesn't always work
+		#catdoc -- "$1"
+	#;;
+	#(*wordprocessingml.document|*/epub+zip|*/x-fictionbook+xml)  # .docx
+		#pandoc -s -t markdown -- "$1"
+	#;;
+	#(message/rfc822)
+		# https://github.com/djcb/mu
+		#mu view -- "${FILE_PATH}" && exit 5
+	#;;
+	# TODO: add lf command to decrypt it and show the decrypted file in preview window
+	(application/pgp-encrypted,0)
+		printf "PGP armored ASCII \033[1;31mencrypted\033[m file,\ntry using gpg to decrypt it\n\n"
+		cat "$1"
+		#gpg -d -- "$1"
+	;;
+	(application/octet-stream,0)
+		#extension="${1##*.}" extension="${extension%"$1"}"
+		case "${1##*.}" in
+		(gpg)
+			printf "OpenPGP \033[1;31mencrypted\033[m file,\ntry using gpg to decrypt it\n\n"
+		;;
+		(*) exiftool -j "$1" | jq -C
+		esac
+	;;
+	(application/vnd.sqlite3,0)
+		# TODO: handle multiple tables, maybe it's better to show tables and columns in a tree format
+		table=$(sqlite3 "$1" '.tables')
+		sqlite3 "$1" ".headers on" ".mode markdown" "select * from $table"
+		;;
+	esac
+	return 1
+}
+
+main() {
+  # shellcheck disable=all
+	mime_type="$(file --dereference -b --mime-type -- "$1")"
+  "echo hiiiiiiiiiiiiiiiiii $mime_type"
+	ran_guard=0
+	mime_preview "$@" || return $?
+}
+
+main "$@" || exit $?
diff --git a/programs/ssh.nix b/programs/ssh.nix
index f88b4ff..8f461fc 100644
--- a/programs/ssh.nix
+++ b/programs/ssh.nix
@@ -74,6 +74,7 @@
       github.com ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOMqqnkVzrm0SdG6UOoqKLsabgH5C9okWi0dh2l9GKJl
       rpi ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOX+6B6Axx7AqgCm1H1rrou/3yOLeOLcTd8s0In0mOIY
       phone ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBHxg0HKtGAkwymll8r17d9cXdt40dJgRkSAzB699pWke+edne4Ildcnbde2yle01nEL7GOg92vh5t1sh6vkCzJQ=
+      [tab]:8022 ssh-rsa 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
    '';
 
 	home.file.".ssh/rpi/local".text = ''
diff --git a/scripts/nav/.nav_db b/scripts/nav/.nav_db
new file mode 100644
index 0000000..982cfc1
--- /dev/null
+++ b/scripts/nav/.nav_db
@@ -0,0 +1 @@
+. m main.py
diff --git a/scripts/nav/db b/scripts/nav/db
index 543287c..f98162f 100644
--- a/scripts/nav/db
+++ b/scripts/nav/db
@@ -1,5 +1,8 @@
 * H ~
+* O ..
+* W ~/work
 * / /
 ~ w ~/work
 ~/work c config
+~/work d downloads
 
diff --git a/scripts/nav/lf-raw-mode-shell-pipe/main.py b/scripts/nav/lf-raw-mode-shell-pipe/main.py
new file mode 100644
index 0000000..b5680e7
--- /dev/null
+++ b/scripts/nav/lf-raw-mode-shell-pipe/main.py
@@ -0,0 +1,195 @@
+
+import shlex
+from pathlib import Path
+from os import path
+import os
+import argparse
+import sys, tty, termios
+import subprocess
+import signal
+
+DB_FILE = "/home/me/work/config/scripts/nav/db"
+
+
+def main():
+    pwd = Path(os.getcwd())
+    db_matches = get_db_matches(pwd, DB_FILE)
+    folder_db_matches = get_folder_db_matches(pwd)
+    folder_matches = get_folder_matches(pwd)
+
+    parser = argparse.ArgumentParser()
+    parser.add_argument('-m', '--mode', help='mode of the program', type=str)
+    args = parser.parse_args()
+
+    if args.mode == "lf":
+
+        cmd = "ps" # | grep lf | awk '{print $1}'"
+        cmd2 = "ps | grep lf | awk '{print $1}'"
+        #p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE)
+
+        #result = subprocess.run(cmd2, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        #pid = result.stdout.decode('utf-8').strip()
+
+        #print("hiiiiiiiiii:", b)
+        #a = p.stdout.readlines()
+        #a = subprocess.check_output(["ps"]).decode("utf-8")
+
+        #a = input("hello --" + f"/proc/{pid}/fd/0" + "--")
+
+        #signal.signal(signal)
+
+        out = open("/home/me/p1", "w")
+        sys.stdout = out
+        sys.stderr = out
+
+
+        path = "/proc/2778149/fd/0"
+
+        print("my stdin:", os.readlink('/proc/self/fd/0'))
+        print("lf stdin:", os.readlink(path))
+        print("pid:", os.getpid())
+        input()
+        print("after first input")
+
+        file = open("/dev/pts/16", "r")
+        os.setpgid(os.getpid(), 2778149)
+
+        subprocess.run(["ps", "-j"], stdout=out, stderr=out)
+
+        exec("file.read(1)")
+        #file.read(1)
+
+        a = input()
+        print("input was:", a)
+
+        out.close()
+        file.close()
+
+        exit()
+
+        #out.write("test" + pid + "\n")
+        out.flush()
+
+        #path = f"/proc/{pid}/fd/0"
+
+
+        out.write(f"before path: {path}\n")
+        out.flush()
+
+        os.system("echo from echo $SHELL > /home/me/p2")
+        #os.system("/bin/bash /home/me/work/config/scripts/nav/run.sh 2>/home/me/p2 1>/home/me/p2")
+        os.system(f"python /home/me/work/config/scripts/nav/test.py </home/me/test/file 2>/home/me/p2 1>/home/me/p2")
+
+        #os.system(f"cat {path}")
+        #old_settings = termios.tcgetattr(fd)
+
+        try:
+
+            file = open(path, "r")
+            tty.setraw(file.fileno())
+
+            out.write(f"before path: {file}\n")
+            out.flush()
+
+            b = file.read(1)
+
+            out.write("got: " + b + "\n")
+            out.flush()
+
+            file.close()
+        except e:
+            out.write("ERROR: " + str(e) + "\n")
+
+            #while True:
+                #b = file.read(1)
+                #out.write("got: " + b + "\n")
+
+        out.close()
+
+
+        """
+        while True:
+            fd = sys.stdin.fileno()
+            print("fd", fd)
+            old_settings = termios.tcgetattr(fd)
+            try:
+                tty.setraw(sys.stdin.fileno())
+                ch = sys.stdin.read(1)
+            finally:
+                termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
+            if ch == "q":
+                break
+            print("hello: ", ch)
+        """
+
+        #os.system("echo hello-world")
+        #while True:
+        #print("test", a)
+        #input()
+        #input("end: ")
+
+
+    else:
+        print("test", my_resolve("~"))
+        print("db:", db_matches)
+        print("folder db:", folder_db_matches)
+        print("folder:", folder_matches)
+
+
+def get_db_matches(directory, db_file):
+    matches = []
+    with open(db_file, "r") as file:
+        for line in file.readlines():
+            line = line.strip()
+            if line == "":
+                continue
+            tmp = shlex.split(line)
+            try:
+                dir_in = tmp[0]
+                shortcut = tmp[1]
+                dest = tmp[2]
+            except:
+                eprint("db parse error on:", line)
+                continue
+
+            if dir_in == "*":
+                matches.append((shortcut, dest))
+
+            elif my_resolve(directory) == my_resolve(dir_in):
+                matches.append((shortcut, dest))
+
+    return matches
+
+def get_folder_matches(directory):
+    matches = []
+    ls = os.listdir(directory)
+
+    for path in ls:
+        if path[0] == ".":
+            path_as_list = list(str(path))
+            path_as_list.pop(0)
+            path = "".join(path_as_list)
+
+
+    return matches
+
+def get_folder_db_matches(directory):
+    if os.path.exists(directory / ".nav_db"):
+        return get_db_matches(directory, directory / ".nav_db")
+    else:
+        return []
+
+def my_resolve(path):
+    if path == ".":
+        return Path(os.getcwd())
+    if str(path)[0] == "~":
+        path_as_list = list(str(path))
+        path_as_list.pop(0)
+        return Path(str(Path.home()) + "".join(path_as_list))
+
+    return path.resolve()
+
+
+if __name__ == "__main__":
+    main()
+
diff --git a/scripts/nav/lf-raw-mode-shell-pipe/run.sh b/scripts/nav/lf-raw-mode-shell-pipe/run.sh
new file mode 100755
index 0000000..1897526
--- /dev/null
+++ b/scripts/nav/lf-raw-mode-shell-pipe/run.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+#
+echo from script
+#script=$(cat ./test.py)
+#python -c "$script"
+
+python /home/me/work/config/scripts/nav/test.py #2>/home/me/p2 1>/home/me/p2
diff --git a/scripts/nav/lf-raw-mode-shell-pipe/test.py b/scripts/nav/lf-raw-mode-shell-pipe/test.py
new file mode 100644
index 0000000..531c65e
--- /dev/null
+++ b/scripts/nav/lf-raw-mode-shell-pipe/test.py
@@ -0,0 +1,33 @@
+
+print("hiiiiiiiiiiiiiiiiiiiii:")
+
+#import sys
+import os
+
+
+#path = input("path: ")
+path = "/proc/2767310/fd/0"
+print("path:", path)
+
+#os.system(f"cat {path}")
+#print("hi:", os.path.abspath(sys.stdin.name))
+print("my stdin:", os.readlink('/proc/self/fd/0'))
+print("lf stdin:", os.readlink(path))
+
+#os.system(f"cat /dev/pts/16")
+#os.system("stty -F /proc/2763309/fd/0 -raw -icanon -echo; cat /proc/2763309/fd/0 > /home/me/p2")
+exit()
+
+try:
+    file = open(path, "r")
+
+    print(f"before path: {path}\n")
+    print(f"before path: {file}\n")
+
+    b = file.read(1)
+
+    print("got: " + b + "\n")
+
+    file.close()
+except Exception as e:
+    print("ERROR: " + str(e) + "\n")
diff --git a/scripts/nav/main.py b/scripts/nav/main.py
index 920841b..6f39c7c 100644
--- a/scripts/nav/main.py
+++ b/scripts/nav/main.py
@@ -3,54 +3,251 @@ import shlex
 from pathlib import Path
 from os import path
 import os
+import argparse
+import sys, tty, termios
+import subprocess
+from subprocess import Popen
+import signal
 
-DB_FILE = "/home/me/work/config/nav/db"
+DB_FILE = "/home/me/work/config/scripts/nav/db"
 
+def debug(*args, **kargs):
+    global out
+    print(*args, **kargs, file=out)
+    out.flush()
 
 def main():
-    pwd = Path(os.getcwd())
-    db_matches = get_db_matches(pwd)
-    folder_matches = get_folder_matches(pwd)
 
-    print(my_resolve("~/work/config"))
-    print("db:", db_matches)
-    print("folder:", folder_matches)
+    parser = argparse.ArgumentParser()
+    parser.add_argument('-m', '--mode', help='mode of the program', type=str)
+    parser.add_argument('-c', '--char', help='mode of the program', type=str)
+    args = parser.parse_args()
+
+    if args.mode == "lf":
+        pre_cd = None
+        lf_id = os.environ["id"]
+        pwd = Path(os.getcwd())
+        if args.char is not None:
+            dests = do_nav(args.char, pwd)
+            if len(dests) == 1:
+                pre_cd = my_resolve(dests[0], pwd=pwd)
+                pwd = pre_cd
+
+        Popen(["lf", "-remote", f"send {lf_id} echo -- NAV --"])
+
+        # for debug
+        global out
+        #out = open("/home/me/p1", "w")
+        #sys.stderr = out
+        #sys.stdout = out
+        #debug()
+
+        pid_lf = int(os.environ["lf_user_pid"])
+        pgid = int(os.environ["lf_user_pgid"])
+
+        #for debug
+        #print("pid_lf", pid_lf)
+        #print("pgid", pgid)
+
+        path = f"/proc/{pid_lf}/fd/0"
+
+        os.setpgid(os.getpid(), pgid)
+
+        file = open(path, "r")
+
+        #clear filter
+        #os.system(f'lf -remote "send $id setfilter"')
+        #os.system('lf -remote "send $id echo -- NAV --"')
+
+        chars = []
+        while True:
+            print("-- HIIIIIIIIIII --")
+            #Popen(["lf", "-remote", f"send {lf_id} echo -- NAV iiiiiiiiiiiiiiii --"])
+
+            c = file.read(1)
+            #debug("-- HIIIIIIIIIII after --")
+
+            if pre_cd is not None:
+                Popen(["lf", "-remote", f"send {lf_id} cd {pre_cd}"])
+                pre_cd = None
+
+            if c == "\x20" or c == "\x1b": # exit nav mode, when space or ESC is pressed
+                if len(chars) == 0:
+                    pass
+                    Popen(["lf", "-remote", f"send {lf_id} setfilter"])
+                    Popen(["lf", "-remote", f"send {lf_id} echo NAV Done"])
+                print("NAV Done")
+                break
+
+            if c == "\x03":
+                chars = chars[0:len(chars)-1]
+
+            chars.append(c)
+
+            dests = do_nav(chars, pwd)
+
+            #for debug
+            #debug("dests:", dests)
+
+            if len(dests) == 1:
+                path_to_go = my_resolve(dests[0], pwd=pwd)
+                Popen(["lf", "-remote", f"send {lf_id} setfilter"])
+
+                if os.path.isdir(path_to_go):
+                    #for debug
+                    #print("cding to:", path_to_go)
+
+                    Popen(["lf", "-remote", f"send {lf_id} cd {path_to_go}"])
+                    print("-- NAV --")
+                    #Popen(["lf", "-remote", f"send {lf_id} echo -- NAV --"])
+                else:
+                    Popen(["lf", "-remote", f"send {lf_id} select {path_to_go}"])
+                    Popen(["lf", "-remote", f"send {lf_id} echo NAV Done"])
+                    break
 
 
-def get_db_matches(directory):
+                chars = []
+                pwd = path_to_go
+
+            elif len(dests) == 0:
+                chars = []
+
+            else:
+                chars_as_string = "".join(chars)
+                Popen(["lf", "-remote", f"send {lf_id} setfilter {chars_as_string}"])
+                print("-- NAV --")
+                #Popen(["lf", "-remote", f"send {lf_id} echo -- NAV --"])
+
+            #debug("got:", c, "chars:", chars)
+
+        file.close()
+
+        # for debug
+        out.close()
+
+
+    else:
+        chars = []
+        while True:
+            fd = sys.stdin.fileno()
+            old_settings = termios.tcgetattr(fd)
+            try:
+                tty.setraw(sys.stdin.fileno())
+                c = sys.stdin.read(1)
+            finally:
+                termios.tcsetattr(fd, termios.TCSADRAIN, old_settings)
+
+            if c == "\x20" or c == "\x1b": # exit nav mode, when space or ESC is pressed
+                break
+
+            if c == "\x03":
+                chars = chars[0:len(chars)-1]
+
+            dests = do_nav(chars, pwd)
+
+            if len(dests) == 1:
+                path_to_go = my_resolve(dests[0], pwd=pwd)
+                os.system("export")
+
+            elif len(dests) == 0:
+                pass
+
+            else:
+                pass
+
+def do_nav(chars, pwd):
+    db_matches = get_db_matches(pwd, DB_FILE)
+    folder_db_matches = get_folder_db_matches(pwd)
+    folder_items = list_folder(pwd)
+
+    # for debug
+    #print("pwd:", pwd)
+    #print("chars:", chars)
+
+    # first check if the char matches in what is in the main db
+    # immediatly cd (return list with one el) if found
+    for (match, dest) in db_matches:
+        if match == chars[0]:
+            return [dest]
+
+    # next check local db
+    # but also immediatly cd when found
+    for (match, dest) in folder_db_matches:
+        if match == chars[0]:
+            return [dest]
+
+    # then check folder contents
+    # and return all that start with that char
+    dests = []
+    for item in folder_items:
+        item_chars = item[0:len(chars)]
+        search_chars = "".join(chars[0:len(chars)])
+        if item_chars == search_chars:
+            dests.append(item)
+    return dests
+
+
+def get_db_matches(directory, db_file):
     matches = []
-    with open(DB_FILE, "r") as file:
+    with open(db_file, "r") as file:
         for line in file.readlines():
+            line = line.strip()
+            if line == "":
+                continue
             tmp = shlex.split(line)
             try:
                 dir_in = tmp[0]
                 shortcut = tmp[1]
                 dest = tmp[2]
             except:
+                eprint("db parse error on:", line)
                 continue
 
             if dir_in == "*":
                 matches.append((shortcut, dest))
-            if dir_in == "~":
-                #if directory == Path.home():
+
+            elif my_resolve(directory) == my_resolve(dir_in):
                 matches.append((shortcut, dest))
 
     return matches
 
-def get_folder_matches(directory):
+def list_folder(directory):
     matches = []
     ls = os.listdir(directory)
 
-    return matches
+    """
+    for path in ls:
+        if path[0] == ".":
+            path_as_list = list(str(path))
+            path_as_list.pop(0)
+            path = "".join(path_as_list)
 
-def my_resolve(path):
-    if str(path)[0] == "~":
+        matches.append(path)
+    """
+
+    return ls
+
+def get_folder_db_matches(directory):
+    if os.path.exists(directory / ".nav_db"):
+        return get_db_matches(directory, directory / ".nav_db")
+    else:
+        return []
+
+def my_resolve(path, pwd=os.getcwd()):
+    if path == ".":
+        return Path(pwd)
+
+    elif str(path)[0] == "~":
         path_as_list = list(str(path))
         path_as_list.pop(0)
-        print("path_as_list:", path_as_list)
         return Path(str(Path.home()) + "".join(path_as_list))
 
-    return path.resolve()
+    elif str(path)[0] == "/":
+        return Path(path)
+
+    else:
+        return Path(pwd) / Path(path)
+
 
 
 if __name__ == "__main__":
diff --git a/users/common/home.nix b/users/common/home.nix
index ea80534..6678ccf 100644
--- a/users/common/home.nix
+++ b/users/common/home.nix
@@ -32,6 +32,7 @@
   };
 
    home.packages = with pkgs; [
+    hostname
 		vim
 		tree
 		htop
@@ -57,7 +58,7 @@
 			click
 			click-aliases
 		]))
-     /*
+     #/*
 		(busybox.overrideAttrs (final: prev: {
 			# get only nslookup from busybox
 			# because the less would overwrite the actuall less and the busybox does not have -r
@@ -73,9 +74,9 @@
 				mv $out/busybox $out/bin/busybox
 			'';
 		}))
-    */
+     # */
   ];
 
-  #*/
+  # */
 
 }
diff --git a/users/me/home.nix b/users/me/home.nix
index b88a671..57230b6 100644
--- a/users/me/home.nix
+++ b/users/me/home.nix
@@ -99,6 +99,64 @@
 		libvirt
 		virt-manager
 		freerdp
+    (pkgs.writeShellApplication {
+      name = "rpi";
+      text = let 
+        myPythonRpi = pkgs.writers.writePython3Bin "myPythonRpi" {} ''
+          # flake8: noqa
+          import os
+          import sys
+          import subprocess
+
+          mac_map = {
+            "tab": "";
+            "phone": "86:9d:6a:bc:ca:1b"
+          }
+
+
+          if len(sys.argv) == 1:
+            print("one arg needed")
+            exit()
+          net = sys.argv[1]
+
+          if net == "pw":
+            ips = subprocess.run(["${pkgs.arp-scan}/bin/arp-scan", "-l", "-x", "-I", "wlp2s0"])
+            for line in ips.split("\n"):
+              split = line.split(" ")
+              ip = split[0]
+              mac = split[1]
+
+          old = {}
+          with open(f"/etc/hosts", "r") as file:
+            for line in file.readlines():
+              if line == "\n":
+                continue
+              split = line.split(" ")
+              try:
+                old[split[1].strip()] = split[0].strip()
+              except:
+                print("error with: ", split)
+
+          #to_update = {}
+          with open(f"${self}/misc/my-hosts-{net}", "r") as file:
+            for line in file.readlines():
+              split = line.split(" ")
+              try:
+                old[split[1].strip()] = split[0].strip()
+              except:
+                print("error with: ", split)
+
+          with open("/etc/hosts", "w") as file:
+            lines = []
+            for key, val in old.items():
+              lines.append(val + " " + key)
+            file.write("\n".join(lines) + "\n")
+  
+          with open("/etc/current_hosts", "w") as file:
+            file.write(net)
+        '';
+      in ''sudo ${myPythonRpi}/bin/myPythonRpi "$@"'';
+    })
 	];
 }