What electric-car charging will satisfy a mass market? Twitter poll results

Tesla Model S at Supercharger site in Ventura, CA, with just one slot open  [photo: David Noland]One of the obvious challenges of even the latest electric cars is that you can't drive them coast-to-coast as quickly as you can gasoline cars. It's far from impossible to do such a trip—especially if you own a Tesla and can use the company's DC fast-charging Supercharger network—but it will take longer. Even under optimal...