Apple cofounder Steve Jobs has taken the centerstage at Worldwide Developers Conference 2011 in Moscone Center, San Francisco, June 6 2011.

Over 5000 people have gathered to hear Jobs speak on the latest advancements Apple has made on its softwares and services.

iOS5 is the latest version of Apple's mobile operating system. OS X Lion is the latest operating system for Mac. iCloud is Apple's new cloud-based music, photo and video streaming service.

 IBTimes San Francisco is going to cover the WWDC 2011 LIVE AS IT HAPPENS, so be sure to stay tuned.