Here's (volokh.com) an analysis of the new law. It pretty much concludes that it isn't nearly as stupid as it sounds. Basically, it'll just prevent harassment over the internet so trolls are still able to run wild and free. On some other message board at least.
He's got that hand-waving deal. He can become INVISIBLE! This means MONEY, Dawg! - AWARulz on Cena.
The only program that comes to mind is rsync, but I don't know if handles any archiving and I *think* it only works over ssh. Unfortunately, I'm not in a place where I can provide additional info. I'm 99% sure it works on NT at least. EDIT: