They might want to consider revising that decision because X is going away. If they don't, wmii will go away with it.
I'll continue to use X because I don't find it very broken. That's a problem for you?
I do however have a problem when open source introduces dependencies on buggy software written by aggressive narcissists, so yeah, I'm in the anti-systemd camp, or, put myself there when it started hanging a bunch of my Debian machines at boot when they made the switch. Pulseaudio was similarly garbage.