Britons have started backing away from the idea of self-driving taxis in the capital, with a new poll showing public opposition to driverless cars remains high.According to a YouGov survey, 42 per cent of people in London opposed autonomous taxis, while just 29 per cent support them. The findings come as companies including Uber, Lyft and British self-driving technology firm Wayve push to launch robotaxi services in London before the end of 2026…