#TIL: You can run `systemctl cat servicename.service` to get the "final" version of your #systemd service file, including all overrides which would typically be loaded dynamically by systemd itself and not visible in the actual unit file.

This is extremely helpful on #NixOS where packages can sometimes re-use upstream systemd unit files and inject NixOS specific options through an override file which can be non-obvious.

The attached image shows the extra information it's able to surface