This might be unpopular here, but I kind of wish this and other similar systems were more open source, or even just shared between companies. If companies are going to be putting a system out there on the streets anyway, and Tesla's is comparatively more quality and perhaps thus safer (I'm not making a claim, just positing a hypothetical), then it would only be to everyone's benefit if every company didn't have to (o…
Open source tends to work great for re-implementing technology that is already understood. It tends not to work for exploratory research, since that requires risk and ingenuity, not a designed-by-committee approach. R&D of this sort is funded best with a strong profit motive, unless the government is willing to shell out for it.
EDIT: Lorkki's comment explains part of my thoughts on it well. Other companies subsidize open source project that exist at the core of their business. Is there a difference here other than scale? If so, what, and how would it change the situation?