[slavak]

> Otherwise it'll be just "MIT are satisfied this person broke one of our policies" whenever they want to fire someone with an unpopular opinion.

And unless the person in question chooses to contest the allegation, either in a court of law or a court of public opinion, they would seem within their rights to do so. Firing is between an employer and an employee, not an issue of societal justice that requires full transparency. Certainly I know that if I was fired for stealing from my employer I'd very much want them to keep the specifics private.