General Motors is apparently serious about introducing a plug-in hybrid electric vehicle, which I have repeatedly argued is the car of the future (PDF). The race is now on between Toyota and GM as to who will be the first to introduce this game-changing vehicle. The Chevy Volt is to be the "legacy" of Robert Lutz, GM's vice chair of product development, according to Business Week's "Auto Beat" column. The Volt will go about 40 miles on an electric charge before reverting to being a regular gasoline-powered hybrid. Given that the vast majority of drives are under 20 miles round …
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