... Go!
Microsoft CEO Steve Ballmer took the stage and described the day as one he'd been waiting for for a long time. He then officially took the wraps off of the Windows Phone 7 mobile OS, introducing both the software and a glut of smartphones -- nine in all -- that will run it at launch.
The goal with Windows Phone 7, he said, is "to let you get in, out and back to life, and have that be as fast and as simple as humanly possible."
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