anchor.diff:            output = "eDP1";
             primary = true;
             monitorConfig = ''
  -            DisplaySize 406 228
  +            DisplaySize 508 285
             '';
           }
         ];
         resolutions = [
  +        # { x = "1080"; y = "1920"; }
           { x = "3840"; y = "2160"; }
  -        # { x = "1080"; y = "1920"; }
         ];
       };
     };
  
positive.code:       # '';
  
        # FIXME
        # videoDrivers = [
        #   "displaylink"
        #   "modesetting"
        # ];
  
        windowManager = {
          default = "i3";
  
negative.code:           enable = true;
          };
  
          # TODO
          # sessionCommands = ''
          #   ${pkgs.xorg.xrdb}/bin/xrdb -merge <<<"Xcursor.size: 64"
          # '';
  