From what I'm reading, it would seem to be a no-brainer. Those that hate kids can just steer clear of a specific area or thread. Those who want to keep their kids separate don't have to post their kids. And if there are no legal ramifications for Halx, there's no problem.
I'm not ass kissing here, but this is his baby and so far he's done just fine. As a collective, we've always trusted his judgment, oui? Is he a visionary, maybe?
As for monitoring content (as far as underage porn goes), I don't think it falls solely on Admin. As members of the TFP community, it's our responsibility to report when we see something we know is wrong.