Google's self-driving cars have already racked up more than a million miles, however all of them have taken place in the US. What about other parts of the world, such as those where people drive on the left? According to Sky News, some London officials have been trying to persuade the company to test in Britain for precisely these purposes. The last meeting took place "a few weeks ago," according to Isabel Dedring, London's deputy mayor for transport, following "at least half a dozen" talks over the last three years. Clearly, they haven't been able to work something out.