Yea that do they need to be fuel efficient. Everyone driving them seems to not give a rip about the energy crisis.
The Tesla Model S is out, it is a super car and gets over 80MPGe. Production is ramping up, it will be a few years before it is mass produced.
Rich people can afford it and would be happy to have it. So why will people still buy the gas guzzlers when good fast electric cars are out? Small reproductive organs? I'm not sure.