I think it's just 1 or 2 different people.
I assume that person or persons have psychological issues.
Chess.com is a big place. Any time a big group of people gather you're going to get weirdos.
Like this guy who spams the tactics trainer and sometimes daily puzzle.
https://www.chess.com/member/MrCopperhead
Who/What are these people who come in with a new account and post 3-4 really stupid threads. And then delete their accounts an hour later. WHY?!