Harassment and threats of violence are illegal. You can pursue criminal charges. You can't go burn down someone's house or kick them.

> As far as I see it, Epik's hack is a consequence of the speech they allow.

That's a scary logic and it's the kind of logic that harms societies. Most violent leaders have used this style of justification for their actions.

We can not fight uncivility with uncivility. Doing so only makes the situation worse.