When every car on the road is an autonomous car, we won’t have to worry about what kind of driver everyone else is. Before that happens, there’s going to be a very long and messy period where autonomous cars will be sharing the road with human drivers.
It’ll be important for autonomous cars to understand and predict what the humans around them are trying to do, which is a very difficult problem, because humans are notoriously irrational: we all have different intentions, goals, preferences, objectives, driving styles, and we may or may not be looking at our cell phones.
