Technology will be the main force of our future, the scenes we used to imagine in the scientific movies are happening, but what would our future be like? How autonomous would it be? Let’s give it rational speculation based on what we have now. We already have drones and robots. Vehicles, large or small, both belong to robots, just in different shapes. Besides, we have unmanned cars already, and unmanned will be the major trend for sure. Let’s keep digging into the unmanned part, which takes both software OS support and power issue solved. Softwar e is updating every day and seems not far away from there, but the power problem is a bone in the throat that has troubled us forever, and there is little hope of creating the perpetual motion machine. Until then we need to find other ways to solve the power problem. There is an interesting point of view, we human being needs sleep and eat to power ourselves, and we invent houses and restaurants for that. Why not power robots with a...