This year Apple WWDC 2011 is all about softwares. The main news is: Mac OS X Lion, iOS 5 and iCloud. Apple’s new big cat “Lion” is here, and it’s going to change a hell of a lot about the way you use your Mac. For the iOS 5 there will be over 200 new features with it, including iCloud Storage, Notification Center, Newsstand, iMessage, Twitter integration, Game Center. The iOS 5 will be arrived at this autumn. About iCloud, Steve Jobs spend a great time to explain this data storage plan. iCloud Storage APIs enable your apps to store documents and key value data in iCloud. iCloud will wirelessly push documents to a user’s devices automatically and update the documents when changed on any device