4 years older to essentially become the world's richest Anonymous.
Sign me up now, thanks. They might forget me, but you don't forget THEM. The opportunities for revenge or redemption would be immense. Plus, I'd get to skip part of Bush's term of office if it happened today. Woohoo!
Balancer: US Government would have issues with mystery man popping into world with 50 million out of nowhere and no records of having existed, ever.
XI Wiki

