If he really is Satoshi - because he was found out in December anyway, and wants the madness with looking for Satoshi to stop. If he's not - because he's a cra

If he really is Satoshi - because he was found out in December anyway, and wants the madness with looking for Satoshi to stop. If he's not - because he's a crackpot looking for fame and money. In both cases, if people believe him, he'll get influence to settle some issues Bitcoin has been recently facing. (block size, competition from Ethereum, etc)