Who needs real names anyway, When you can just call AT$T pretending to be the cops and I bet they will give up the info.

A proposed U.S. law would require Internet service providers to store information about every user of their services and keep that data for at least two years, in a bid to crack down on Internet-based predators and child pornographers.
The language of the law may even apply to owners of home Wi-Fi routers, according to a digital rights attorney.