Electric cars are increasingly in demand, this can be seen many car manufacturers began producing electric cars. Broad audience in the eyes of this car received a positive score for not using fuel and vehicle as well as environmentally and economically.

Chevy is hoping to tap into the same sentiments that spark gadget fandom with its new Volt electric car. But is the crowd at the South by Southwest Interactive Festival the right audience?

Vice President Joe Biden looks over a Volt concept vehicle after addressing an audience in Detroit. General Motors Corp. said Tuesday, Aug. 11, 2009 that its Chevrolet Volt rechargeable electric car should get 230 miles per gallon ;