Why it will be years before robot butlers take over your household chores

Washington Post - Technology News 

If you have a robot in close proximity to a person, and anything that goes wrong, that's a risk to that person," Raibert said. Things have gone wrong, at least on the job. In 2015, a 22-year-old man was killed while helping to set up a stationary robot at a Volkswagen plant in Germany. The robot pushed him against a metal plate and crushed him. In another case that year, a robot's arm malfunctioned, hit and crushed a woman's head in a Michigan auto plant.