SLIDESHOW: Mac OS X Lion's top 20 features NETWORK WORLD's HOTTEST TECH ARGUMENTS: Read them all here Those included multi-touch gestures, system-wide support for full screen apps, revamped Mail application, a new way to see easily all running applications and active windows (called Mission Control), the now-built-in Mac App Store (analogous to the iOS App Store for finding and downloading programs), and Launchpad, a full-screen, grid-like display of available applications, which can be re-arranged and grouped into folders. Lion, or formally Mac OS X 10.7, was finally released July 20, 2011, with over 250 new features.
