Except no one, with a shred of professionalism, will do it the moment the allegations come out, because if they turn out to be false you end up burning bridges over nothing and presenting yourself badly. Its normal to wait either for your own investigation or police/whatever before taking a stand/cutting ties. This is why some of us are questioning this guy being blacklisted to quickly, or rather wait for the situation to develop before picking up our pitch forks and condemning Sony.
This. For all we know he was directed to a legal team or something but ignored the request and kept reaching out to specific parties after they asked him not to. Who fucking knows what's happening behind the scenes? What's wrong with waiting for more information?