Apple has released iOS 4.3 just a day after the rumored release. This is a big update for the iPhone, iPod touch and iPad. Changes include improve AirPlay support, the Nitro JavaScript engine for faster web browsing, personal hot spot and iTunes Home Sharing, which lets users stream iTunes media to their devices. We can't wait to play with that! You'll find the details on iOS 4.3 here.
To get the update, connect your device to iTunes and click Check for Update. We'll have more coverage on the new features throughout the week. Go get it and have fun!
Update: Direct links to the update downloads are listed below (thanks to Mac