anchor.diff:  
         maxJobs = mkOption {
           type = types.int;
  -        default = 1;
  +        default = 2;
           example = 64;
           description = ''
             This option defines the maximum number of jobs that Nix will try
  -          to build in parallel.  The default is 1.  You should generally
  +          to build in parallel.  The default is 2.  You should generally
             set it to the total number of logical cores in your system (e.g., 16
             for two CPUs with 4 cores each and hyper-threading).
           '';
  
positive.code:         binary-caches = ${toString cfg.binaryCaches}
          trusted-binary-caches = ${toString cfg.trustedBinaryCaches}
          binary-cache-public-keys = ${toString cfg.binaryCachePublicKeys}
          ${optionalString cfg.requireSignedBinaryCaches ''
            signed-binary-caches = *
          ''}
  
negative.code:             Directories from the host filesystem to be included
              in the chroot.
            '';
        };
  
        autoOptimiseStore = mkOption {
          type = types.bool;
          default = true;
          description = ''
            Whether the store will auto-optimise after each derivation addition.
          '';
        };
  
        extraOptions = mkOption {
  