So if "basic requirements" in this case are "on first glance like a face good enough to fool a human", I don't see how you could have a "best" criteria that's s

So if "basic requirements" in this case are "on first glance like a face good enough to fool a human", I don't see how you could have a "best" criteria that's significantly different without accounting for the odd glitches in the current set. You're making a distinction that I understand can exits. I'm just failing to see where it exists in this case.