anchor.diff:        zsh
         xlibs.xmodmap
         xlibs.xev
  +      xdotool
         rxvt_unicode
         rxvt_unicode.terminfo
         urxvt_font_size
  
positive.code:     ignoreCollisions = true;
      paths = [
        docker
        vagrant
        linuxPackages.virtualbox
        linuxPackages.virtualboxGuestAdditions
  
negative.code:       scrot
        geeqie
        gimp
        imagemagick
        mpv
        ffmpeg
        flac
        shntool
        vlc
        cmus
        lilypond
        darktable
      ];
    });
  
  