Following are the extra main Advantages and Qualities of the latest iOS 5.1 :-
1.) Means to delete pictures 'photo stream'.
2.) Shortcut of the digital camera is often seen on the iPhone lock display screen 4S, iPhone 4, iPhone 3G and iPod contact (fourth generation).
3.) Improved face detection once we make a photograph.
4.)Siri in Japanese
5.) Mixtures Genius and Genius playlists in the event you are a subscriber to Match iTunes.
6.) Improved audio iPad television reveals and films for clearer sound.
7.) Management play again pace of the podcast and again 30 seconds on the iPhone.
8.) They clear up issues associated to battery.
9.) Fastened an issue that precipitated the lack of sound for some outgoing calls.
10.) Redesign utility digital camera iPad .