As the release of whale meat vending machines in Japan sparks global outrage, we look at some of the world's most unusual – but far less controversial – dispensers you'll actually want to purchase food from. Thought they were just for drinks? Think again. The latest versions popping up all over the world are super high-tech, with touch screens and card readers, and, best of all, serve freshly heated hot meals. From pizza makers to a dumpling dispenser, here are the world’s best hot food vending machines.