It seems like news sites report about self-driving cars almost constantly:  they’re coming, they’re getting better, they caused an accident; people love them, people refuse to get in one, people say that they’ll never trust them.

It takes years of training to become a doctor and with good reason. The volume of information doctors must obtain and retain requires at least that amount of time. So much depends on knowledge and analysis in the medical field that transferring that knowledge to a medical student happens over a period of years, including several that allow the new doctors to practice and apply the knowledge as Residents.

To get a license in America, most high school students take a course in Driver’s Ed to learn the Rules of the Road; it takes a certain amount of intelligence to pass the state test to receive a driver’s license.