According to BGR, Golden Master version of iOS 4.3 will be released at Apple event which is going to be held on next week. In this event Apple will announce the release of most awaited 2nd generation iPad. In iOS 4.3 betas we have seen multitouch gestures which indicates that the future products of Apple will not include buttons. According to Apple, Golden Master version of iOS 4.3 will test developer reaction and before the final release of iOS 4.3 multitouch gestures will be stripped out.
iOS 4.3 will include AirPlay functionality using which you will be able to share content between iPhone, iPod touch and iPad wirelessly. Well, We have to wait until next weak’s Apple event in order to see iPad 2 and the Golden Master version of iOS 4.3.