Yet another sign that the iPad is the future of personal computing: Steve Jobs unveiled a new Apple operating system for Mac computers on Wednesday, and it takes what’s best about the iPad: New features in OS X 10.7 Lion include multi-touch gestures, an app store, full-screen apps, and a launchpad to organize apps. Apple also announced Facetime video-chat compatability with Macs and iLife 11, which updates iPhoto, iMovie, and Garageband.