anchor.diff:      kde-gtk-config
       kitty
       libnotify
  +    linuxPackages.cpupower
       lm_sensors
       lshw
       maim
  
positive.code: 
    # Enable sound.
    sound.enable = true;
    hardware.pulseaudio.enable = true;
  
    # Enable the X11 windowing system.
    services.xserver = {
  
negative.code:   };
  
    # Enable TLP to reduce energy consumption.
    services.tlp = {
      enable = true;
      extraConfig = ''
        # Enable powersave governor
        CPU_SCALING_GOVERNOR_ON_AC=powersave
        CPU_SCALING_GOVERNOR_ON_BAT=powersave
      '';
    };
  
    # Trim SSD periodically.
    services.fstrim = {
  