Driving Cars of the Future
By Philip Proefrock •
June 12, 2007
This is part 2 of my series of posts about visiting GM Headquarters in Detroit for the ChallengeX program and to meet with some GM executives. I attended this event representing both GreenOptions.com and EcoGeek.org, and these articles are cross-posted to both sites. Previous story here.
Several of the vehicles were available to be driven at the ChallengeX event. Of the vehicles that were there, I was
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