This article (and tutorial) is the first I’ve heard of face recognition using Flash, although I’m not sure why I’m at all surprised considering I have no idea about the complexities of what goes into recognizing a face. So if some other coding language can do it, than why not Actionscript too. I’m guessing the algorithm looks for eyes first. Possibly sexy eyes first, then normal eyes, then lazy eyes, and so on in a hot-or-not ordering.
If you want to try it out, here’s the demo from the tutorial. And as the conclusion of the lesson notes, it ain’t perfect, but pretty darn cool when it works.