In the old days, chaps used to boast about the size of their engines, bhp at peak torque and other arcane measures of the relative potency of their vehicles. But Dave ‘Green Boy’ Cameron has really started something with his guff about hybrid cars. Now, the Editor of the Guardian is getting in on the act with a piece saying that his electric car is even greener than Dave’s hybrid Lexus — so yah, boo sucks to Cameron. Where will it end?