Ballmer's other CES speech, a mystery cameo at Sprint event

Hmm – check the full article for more details and the second link below for more details about Overdrive

After delivering the keynote address at CES tonight, Microsoft CEO Steve Ballmer headed across town to speak during Sprint's unveiling of its new "Overdrive" 3G/4G Mobile Hotspot.

Here's the odd thing about that: It wasn't really clear why he was there.

Ballmer's other CES speech, a mystery cameo at Sprint event