anchor.diff:  { config, pkgs, ... }:
   {
     nixpkgs.overlays = [
  -    (
  -      self: super:
  -      {
  -        neovim = super.neovim-unwrapped.overrideAttrs (old: {
  -          pname = "neovim";
  -          version = "master";
  -          src = super.fetchFromGitHub {
  -            owner = "neovim";
  -            repo = "neovim";
  -            rev = "f2fc44d50b511cb3cbffaf9ec4f37d1e7995aac7";
  -            sha256 = "1fk3wgs9pfqbcmzq0r8f86ya0idmcss7wiahgqzabcv8fis9gb9l";
  -          };
  -          buildInputs = old.buildInputs ++ [ pkgs.tree-sitter ];
  -        });
  -      }
  -    )
  +    (import (builtins.fetchTarball {
  +      url = https://github.com/nix-community/neovim-nightly-overlay/archive/master.tar.gz;
  +    }))
     ];
   
     home.packages = with pkgs; [
  
positive.code:       set updatetime=300
  
        " python host progs
        let g:python_host_prog="~/.nix-profile/bin/nvim-python"
        let g:python3_host_prog="~/.nix-profile/bin/nvim-python3"
        "}}}
  
  
negative.code: 
    programs.neovim = {
      enable = true;
      package = pkgs.neovim-nightly;
      withNodeJs = true;
      withPython3 = true;
      extraPython3Packages = (ps: with ps; [ ]);
      plugins = with pkgs.vimPlugins; [
  