Since you brought it up, I don't miss UlyssesT. dude was an asshole debate pervert, was on the other end of all of the worst interactions I ever had on here, and never knew anything about the things he was malding about to boot. It's a lot nicer now that he's gone.
Fake plants, I feel like I've been seeing less and less of them over the years and I hope that plastic garbage stays gone forever
AngularJS
People having their ringers on in public
Carpeted flooring, especially high-pile carpets