China's TianGong Ultra humanoid robot made headlines after recording a 100-metre time faster than Usain Bolt's human world record, a striking milestone for machine locomotion. Getting a two-legged robot to move fast and stay balanced is genuinely hard, so a record sprint is a real engineering signal even if the setting is a demonstration.
That said, raw speed in a controlled run is a long way from useful work in a messy real environment, and the two should not be confused.
What it means: robot demonstrations are designed to impress, and a headline feat is not the same as a machine that can do a job all day. When assessing robotics for real use, look past the viral clip to whether the machine can do something economically valuable, reliably, in an ordinary setting.