Apple has just updated the second and third-generation Apple TV software to version 5.1 (build 10A406e). The biggest changes include support for Shared Photo Streams, the ability to switch between iTunes accounts and to send audio content from Apple TV to AirPlay-enabled speakers and devices. Apple TV 2 jailbreakers: as always – stay away from this update for now if you don’t want to lose your jailbreak.
AirPort Express
During today’s conference at the Yerba Buena Center in San Francisco, along with a brand new iPhone 5, Apple introduced a fifth generation iPod touch that now supports AirPlay Mirroring that lets you wirelessly stream what’s on your iPod touch to your HDTV and speakers via Apple TV. This makes a new generation iPod touch a fifth Apple’s device that supports AirPlay Mirrorng: up until now the feature has been available on iPhone 4S, iPad 2 and iPad 3. It will also be supported on the iPhone 5.

