In that incident, if "it's wrong" wasn't enough to dissuade them not to do that, then "because if it ever looks like we do this in the future it will be totally believable" should be enough. But I suppose some people will always want the marshmallow immediately.

And I suppose, today, Uber better be hoping none of its ex, current or future ex-employees ever get assaulted, baseball bat or not. For PR or legal defense, if not for actual human empathy.