There's a channel on YouTube that explores some of these, they are so cleverly simple in some respects. Conveyers, servos, more mechanical than digital. But whi

There's a channel on YouTube that explores some of these, they are so cleverly simple in some respects. Conveyers, servos, more mechanical than digital. But while some machines do all the work, there are also machines that get stocked daily with freshly cooked food that gets kept warm. Just in general, keeping all the machines stocked is likely a massive effort. If I had to take a jab at the core difference between Japan and other countries, and why this stuff works there; Logistics prowess and manpower. Organised and affordable employees may be another way to word that.