How to solve a problem like the semi-autonomous vehicle?
Many believe that driverless vehicles will be commercialised by gradually introducing higher levels of driver assistance. It is an opinion that has been nurtured by the Society of Automotive Engineers’ Levels of Driving Automation, a scale which describes six levels ranging from zero (no automation) to five (no need for a steering wheel).
https://www.automotiveworld.com/articles/how-to-solve-a-problem-like-the-semi-autonomous-vehicle/