Coming roughly two days after releasing the first iOS 5.0.1 beta, Apple has pushed a second version of the beta to developers, presumably as the company works to correct battery issues with devices running iOS 5.
MacRumors states this version is build 9A404 and is available as an over-the-air update for those with iOS 5.0.1's first beta installed.Apple seeds iOS 5.0.1 Beta 2 to developers o