A Chinese farmer by the name of Wu Yulu travels around his hometown exclusively by rickshaw — and one pulled by a robot, no less. It's his own creation that he calls the "30 Second Son" for its operating time....
Rickshaws are a standard fixture in big cities. We have carts pulled by bikes here in New York City, London has similar vehicles, and places such as Bangkok, Thailand have zippy little carts powered by noisy motors. For the...