I find myself closer to the 'fan' side of systemd, but I'm under no illusions either - there are several detriments.
I find some of the heavier responses to it strange, either for or against. It's like developing a personality around a preference of sporks over forks/spoons.
Use what you like, help those who have trouble... but neither needs proselytizing
Yes. And unkike the other confessions in this thread about surveillence here or there, it has a practical impact on many.
Of course, I'm now going to get down-voted by its fans.
It's a love or hate thing. And where something breaks, it's easily the latter.