Apple has just announced at today’s iPad 2 media event that iOS 4.3 will be released on March 11th. iOS 4.3 includes a number of new features and improvements such as faster Safari mobile browser performance as it uses the Nitro Javascript engine, iTunes home sharing, AirPlay enhancements, toggle for iPad’s side switch and personal hotspot […] iPhone Hacks » iOS 4.3, iPhone 4.3