Tesla dominated the electric vehicle industry by the mid-2010s with sleek, fast cars that helped combat the public perception that EVs were severely limited by short ranges.

A leaked video shows Tesla’s Optimus robot falling and making a gesture resembling the removal of a VR headset. The motion has sparked concerns that the robot may still rely on human teleoperation.

The moment a humanoid robot pitched forward on a Miami stage, arms raised as if lifting off an invisible headset, it instantly became the latest flashpoint in the argument over how real our robot ...