Demo of multitasking gestures and lock/mute switch in iOS 4.3 beta

iOS 4.3beta, which is in the hands of Apple developers, contains a number of new features. The video demos the multitasking gestures for app switching and the ability to change the mute button to orientation lock on iPhone.

Based on a developer forum post, multitasking gestures most likely will not make it to the release version of iOS 4.3.