The safety concern: hoverboard on fire in several places in the States and other parts of the world; and it doesn’t seem to be safe riding outdoor. 15:00 Bo quoted Ben Thompson’s predictions on the future of transportation: electric powered, self-driven, sharing the ownership of vehicles.21:00 The skateboard or hoverboard is to solve “the last mile problem”. But to me, it sounds like a “first-world problem” –– everything is about efficiency. Why the rush?34:00 What if the hoverboard becomes a robot, it follows you when you are not stepping on it and your hands are not available to hold it?41:00 Then we extended a bit into the delivery service in China, drones, etc. All future transportation tools now are still toys, but in the future, they might become something crazy.