anchor.diff:        nvenc = true;
         libnppSupport = false;
         nvidia-cuda-toolkit = self.nvidia-cuda-toolkit;
  -      nvidia-drivers = self.nvidia-drivers_long-lived;
  +      nvidia-drivers = self.nvidia-drivers_latest;
         nonfreeLicensing = true;
  +    };
  +    mpd = self.mpd.override {
  +      ffmpeg = self.ffmpeg_head;
       };
       mpv = self.mpv.override {
         ffmpeg = ffmpeg_head;
  
positive.code:       name = "googleChromeEnv";
        paths = with self; [
          google-chrome_stable
          # google-chrome_beta
          # google-chrome_unstable
        ];
      };
  
      firefox-env = self.buildEnv  {
        name = "firefoxEnv";
        paths = with self; [
          firefox
        ];
      };
  
      /*myHsEnv = self.haskellPackages.ghcWithPackages (self: with self; [
        pandoc
  
negative.code:         #gn
          gnumake
          go
          goPackages.consul.bin
          #goPackages.hugo.bin
          ###goPackages.ipfs.bin
          #goPackages.lego.bin
  