The can of worms is open. So Facebook stick to their “principles” and leave Zuxk up (shame they paid less attention to Pelosi). The next one will push it a wee bit further - no “Gays orWhites or Jews or Blacks or Muslims or...” do X in the commentary, but getting closer. The next closer. And the next...
Facebook will end up with a need to formalise their censorship, it will be expensive, law suits will emerge (left and right) and the inevitable will have become so.