Where did anyone say that using systemd would be optional on distros built on systemd? It's the init system, if the distro provides an alternative it's "optiona

Where did anyone say that using systemd would be optional on distros built on systemd? It's the init system, if the distro provides an alternative it's "optional", if the distro doesn't it isn't. Sounds like your beef is with a specific distro, not systemd in general.