The 2011 Apple Worldwide Developers Conference starts Monday with a keynote from Steve Jobs. This annual event, which brings together the best Mac and iOS developers from around the world, is used to introduce the latest innovations and newest products. In an unexpected move, Apple has already shared several of the major announcements. These include iCloud, OS X Lion, and iOS 5. Is Apple trying to lower public expectation or is it setting itself up for a big announcement?

Check out Fast Company’s Preview of the WWDC