Surely, the end result would be the same, whatever the reason: No procreation.

Well, the big difference would be whether the geek is uninterested or everyone else is uninterested. If it's the latter then someone is liable to be interested eventually. Then again, there are fifty year old virgins in the world, and I imagine that most of them are geeks. (You'd think that it'd be time to to just cut your losses and pay for it by then, though.)