Microsoft CEO Steve Ballmer hasn't let his $14.5-billion net worth get to his head. According to his Microsoft biography, Ballmer grew up in Michigan where his father was a manager at Ford Motor Company. The CNBC clip above elaborates more claiming that Ballmer Sr. worked with the Lincoln division and that still drives the filthy-rich software guy. Not only does Steve Ballmer own a

Lincoln MKS, he drove himself. With his money and passion for domestic / Ford vehicles, he could have had Mark Fields drive him over in a Towncar or Alan Mullaly pull him in a rickshaw.

Bonus automotive-style commentary by CNBC starting at 0:30.

(Ticker at the bottom says Microsoft reduced headcount by 5,300 during 2010 which is probably a big story, too.)