So, ultimately, the lesson they learned from this is that if you disagree with them, or don't express the "right" opinion regularly, or just ignore them, even if you do it as nicely and respectfully as possible, you're likely a secret alt-right chud infiltrating the community within?
Does no one stop and consider how unhealthy that kind of thinking is? And they wonder why there's a suicide thread made at least once a week there.