"It's actually more amazing than you imagined. There are many intelligent floor-mopping robots on the streets. Every car has an energy field, so car crashes are impossible. And the cars all run automatically. The TVs can also give you an immersive experience. There are robots whose appearance is no different from that of a real person. But with the help of your soul sense, you can tell whether it is a robot or not. The power of technology is also the main force the human race relies ...