anchor.diff:      comical
       ffmpeg
       geeqie
  -    nixos-unstable-small.tribler
       vlc
       mupdf
   
  
positive.code:     brasero
      cdrkit
      grive2
  
      # system
      bc
  
negative.code:     rogue
      (steam.override { newStdcpp = true; })
      (steam.override { nativeOnly = true; newStdcpp = true; }).run
      lgogdownloader
  
      # emulators
      nixos-unstable-small.retroarch                      # multi-system
  