
the systemd.unit(5) discussion of wantedBy and requiredBy is in the [Install] section, and thus focused on stateful 'systemctl enable'. so, clarify that in NixOS, wantedBy & requiredBy are still what most users want, and not to be confused with enabled.
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at http://nixos.org/nixos and in the manual in doc/manual.