Yes, precisely. Hardly anyone is going to guess that organically, so all the little tells that an imperfect pretender would give are just going to read as hard-

Yes, precisely. Hardly anyone is going to guess that organically, so all the little tells that an imperfect pretender would give are just going to read as hard-to-nail-down oddities that will leave many people looking for a polite way of saying "thanks but no thanks." Those sorts of discrepancies are going to be of an entirely different nature than "makeup," it's much more like watching a movie with a performance that you just don't find convincing.