From busy city crossroads to high-risk tactical zones, autonomous machines are making the leap from experimental tech demos straight onto the pavement. In this episode of Tech It Out, we track five breakthrough robotic systems tackling real-world human tasks: a four-wheeled traffic robot directing rush-hour roads in Wuzhen, a humanoid photographer snapping portraits in Shanghai, an autonomous indoor combat rover in Jiangsu, quadruped guide dogs assisting the visually impaired in Sichuan, and.