> 30,000 people in the US alone are killed per year in car > accidents involving human drivers. What is the acceptable number > of motor vehicle related

> 30,000 people in the US alone are killed per year in car > accidents involving human drivers. What is the acceptable number > of motor vehicle related deaths per year when all cars are > self-driving? The right answer to that question is "29,999 and getting better", but unfortunately luddites abound even in modern hi-tech society.