My experience with big release distros was like that. I rarely had an upgrade complete without issue. Rolling release has been good to me so far. Granted, this was 10 years ago and things gave probably gotten better since.

The ol' spicy russian roulette

It's one of those things that truly and honestly just doesn't matter. Celsius makes more sense if you think about water freezing at 0 and boiling at 100, but beyond that it really doesn't make a big difference.

Just look for DnD meetups on facebook.

Ive never seen such a thing and I've lived here most of my life