You're forgetting the traction that OpenRC has gained in the past year, they have already implemented cgroup support and experimental process tracking and it's

You're forgetting the traction that OpenRC has gained in the past year, they have already implemented cgroup support and experimental process tracking and it's moving beyond simple shell scripts. It doesn't have feature parity with systemd, but it has portability and it's more permissively licensed, and factoring the speed of development I anticipate that it has a bright future ahead of it.