The music business and the internet have become just like pro wrestling where bad guys turn good and good guys turn bad. Sean Fanning, the upstart who record labels cursed last millennium for creating Napster, the once extremely un-legal now legal file-sharing service, is being praised for the focus of his new project. Fanning and partners have been stealthily tooling away at a service called Snocap, which is aimed at deterring piracy by allowing labels to see where, when and how their copyrighted files are being traded