They just keep making threads on the only active community about getting banned/removed for the same shit which keeps pointing people here to rehash the same thing, over and over again...
You're active on that community, you've commented there.
And most likely after seeing one of the multiple posts there about this thread and all the trolls who have been banned for stirring drama, you came straight here and replied to a shit ton of people stirring drama...
Normal people don't want to interact with people who act like those instances encourage.
There's no solution except walling those instances off, and they'll just go after the next biggest instance dumb enough to federate with them.