His friend, a woman, said he didn't post it to multiple forums like you suggest. That he wrestled with the decision to even post it in the first place but SHE decided it was best to help others avoid an abusive woman.
that's the one.
It's also the same one that told a transgendered person that they must agree with them because they OWN tg people. Oh wait, that one was the antigamergate subreddit, gamerghazi. My mistake.