anchor.diff:  
     time.timeZone = "America/Chicago";
   
  -  users.extraUsers.yurrriq = {
  -    name = "yurrriq";
  +  users.extraUsers."${username}" = {
  +    name = username;
       group = "users";
       extraGroups = [
         "wheel" "disk" "audio" "video"
  
positive.code:   };
  
    security.sudo.extraConfig = ''
      yurrriq ALL=(ALL) NOPASSWD: ALL
    '';
  
    services = {
  
negative.code: { config, pkgs, ... }:
  
  with import <setup/srcs>  { local = false; };
  
  let
  
    username = "yurrriq";
  
  in
  
  {
    imports = let nur-no-pkgs = (import <nur> {}); in [
  