anchor.diff:  in stdenv.mkDerivation rec {
   
     pname = "opera";
  -  version = "76.0.4017.94";
  +  version = "82.0.4227.23";
   
     src = fetchurl {
       url = "${mirror}/${version}/linux/${pname}-stable_${version}_amd64.deb";
  -    sha256 = "sha256-vjSfzkl1jIQ9P1ARDa0eOuD8CmKHIEZ+IwMB2wIVjE8=";
  +    sha256 = "sha256-jA8fglRLH0aqhjsD65bsieplCLCJXgdBViPGrAu9sSQ=";
     };
   
     unpackCmd = "${dpkg}/bin/dpkg-deb -x $curSrc .";
  
positive.code: , glib
  , gnome2
  , gtk3
  , lib
  , libX11
  , libxcb
  
negative.code:     # brings up the crash report, which also crashes. `strace -f` hints at a
      # missing libudev.so.0.
      (lib.getLib systemd)
  
      # Error at startup:
      # "Illegal instruction (core dumped)"
      gtk3
      gtk4
    ];
  
    installPhase = ''
      mkdir -p $out
      cp -r . $out/
    '';
  
    meta = with lib; {
  