Rest in Piss.
I have heard this too, with the added (and unverified) statement that kbin.social is behind Cloudflare right now, which is breaking federation.
I have also experienced this.
I believe so, but Quakecon has evolved into the largest LAN party in North America. So lots of fun with a few thousand friends with games of all types. It’s a little smaller this year (first in-person post-covid), but probably still a blast.
Played the shit out of this in High School.