anchor.diff:      ranger
       rsync
       rustc
  +    rxvt_unicode-with-plugins
       scrot
       spotify
       sshfs
  
positive.code:     libreoffice.libreoffice
      mediainfo
      musescore
      nextcloud-client
      networkmanagerapplet
      nix-repl
      nixops
      nox
      openjdk8
  
negative.code:     tree
      unclutter
      unrar
      unzip
      vlc
      w3m
  