Resumen
Autonomous cars are a fast-growing technology that was considered science fiction a few years ago. Particularly in such a dynamic context of changes, some ideas about this technology may be wrong, and concerns related to its development, impact on the environment and the nature of the innovation process are misleading. The article criticizes the view that autonomous vehicles must overcome hundreds of millions of kilometers so that they can be considered safe enough to allow them to move on public roads. The doubts discussed concern the highest, fifth stage of automation of autonomous vehicles.