anchor.diff:    # https://community.spotify.com/t5/Desktop-Linux/Redistribute-Spotify-on-Linux-Distributions/td-p/1695334
     src = fetchurl {
       url = "https://api.snapcraft.io/api/v1/snaps/download/pOBIoZ2LrCB3rDohMxoYGnbN14EHOgD7_${rev}.snap";
  -    sha512 = "c49f1a86a9b737e64a475bbe62754a36f607669e908eb725a2395f0a0a6b95968e0c8ce27ab2c8b6c92fe8cbacb1ef58de11c79b92dc0f58c2c6d3a140706a1f";
  +    sha512 = "859730fbc80067f0828f7e13eee9a21b13b749f897a50e17c2da4ee672785cfd79e1af6336e609529d105e040dc40f61b6189524783ac93d49f991c4ea8b3c56";
     };
   
     buildInputs = [ squashfsTools makeWrapper ];
  
positive.code:       librarypath="${stdenv.lib.makeLibraryPath deps}:$libdir"
        wrapProgram $out/share/spotify/spotify \
          --prefix LD_LIBRARY_PATH : "$librarypath" \
          --prefix LD_LIBRARY_PATH : "${apulse}/lib/apulse" \
          --set APULSE_PLAYBACK_DEVICE plug:dmix \
          --prefix PATH : "${gnome3.zenity}/bin"
  
        # fix Icon line in the desktop file (#48062)
  
negative.code:     homepage = https://www.spotify.com/;
      description = "Play music from the Spotify music service";
      license = licenses.unfree;
      maintainers = with maintainers; [ eelco ftrvxmtrx sheenobu mudri timokau ];
      platforms = [ "x86_64-linux" ];
    };
  }
  