Robots have been designed to do almost every task people do. For instance, the SwagBot herds cows, Proteus delivers Amazon packages, and the humanoid RoboThespian mops floors and mows the lawn.

The Unitree G1 has been charming people at trade shows It's a bright spring morning in Hanover, Germany, and I'm on my way to meet a robot. I have been invited to see the G1, a humanoid robot ...