America's roads could get a whole lot quieter in the not-too-distant future. Thanks to unprecedented tax incentives included in Obama's $787 billion stimulus package, plug-in electric vehicles are getting closer to the road than you might expect. Tax credits ranging from $2,500 to $7,500 for buyers of electric cars, the largest of which start in 2010, mean the race is on for automakers to produce moderately priced plug-ins for eager, eco-conscious consumers. Hottest Electric Cars Soon To Hit The Roads - Forbes.com