This always has been and always will be about publicity. 8ch started getting mentioned on national television, and there started to be questions directed at cloudflare. Reddit used to happily host discriminatory, violent communities, and only banned them once people started paying attention and companies became afraid to advertise on reddit because of its perceived connections to hate by the public. The message to hate communities is to lay low and not get noticed by the media.
To the downvoters: speech cannot be violent, by definition. Using your own private definition of a word—in this case, violence—without making an explicit disclaimer is inherently deceitful.