Older millennials and Gen X were the ones that organized a lot of the multiplayer groups on old MMOs and other multiplayer games. In a lot of communities they're the ones that seem to reel the most whenever games make changes that break up content to make it cooperation less encouraged.

As a younger millennial who hit 30 recently, I understand the feeling of wanting to step away from multiplayer games due to toxicity. I have played games where having someone cuss at you on voice was the least of your worries due to doxxing and irl harrassment including people having their families and work places called.