Distinguish between faces of real living person and pictured person

In uploaded photos of boards representing historic persons or similar cases all their faces have been made unrecognizable. I think this is not necessary for privacy reasons. Do we have a chance to teach the AI beeing able to distingiuish between those two cases?

Here an example to make my question more clear:

greetings reinhard

Afraid as it is of difamation, Meta will always take the safe side.

Except for scammers.