Taxi drivers are up in arms about Uber, a driver-summoning smartphone app which allows the user to request a driver to pick them up, shares their location and handles the payment and tip, without having to discuss money or worry about having the right change. However, the taxi drivers aren’t happy. The introduction of Uber into a city has drastically changed the way we use public transport. Uber users don’t have to go outside to flag a cab – which may, or may not stop.  ...