They do have this capability, and have for years, although they rarely use it. They're force-pushing this update later today. It says so right in their statem

They do have this capability, and have for years, although they rarely use it. They're force-pushing this update later today. It says so right in their statement: "the update is available for download, and starting later today it will be automatically installed on all systems running the latest version (10.13.1) of macOS High Sierra"