Apple announces iOS 4.3 with personal hotspot feature for iPhone 4

Announced along the flurry of iPad 2 revelations yesterday was more information about iOS 4.3, the latest and greatest mobile operating system from Apple set to be available on March 11. New features in iOS 4.3 include faster Safari mobile browsing performance with the Nitro JavaScript engine; iTunes Home Sharing; enhancements to AirPlay; the choice of using the iPad side switch to either lock the screen rotation or mute the audio; and the Personal Hotspot feature for sharing an iPhone 4 cellular data connection over Wi-Fi. 

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