Tokyo on track for smartest Olympics ever
Robotic guides, crowd control directed by artificial intelligence and immersive virtual reality are among the technologies, enabled by the internet of things, set to excite fans at Tokyo’s 2020 Olympics

At the 1964 Tokyo Olympics, the world was wowed by demonstrations of innovative technology, such as the bullet train. Fast forward and by the 21st century Japan had cemented its status as a technological world leader, in areas as diverse as aeronautics, robotics and consumer electronics.