Because it's a lie. He didn't make such a robot. I found it uninteresting especially thinking you could get your hair cut from a robot. I think there is a gap

Because it's a lie. He didn't make such a robot. I found it uninteresting especially thinking you could get your hair cut from a robot. I think there is a gap between people who have never programmed with electricity and Engineers. If you have never controlled a motor, this is future tech. If you are a design engineer, this simply doesn't work.