Who has developed a SDC faster than Google? DE reports it is not at all close. Google working longer and appears spending more and just wants it more. Plus Google has the prephereal systems like simulations to test. P!us Google is the only one with the cloud infrastructure that is in play.

https://www.wired.com/2017/02/california-dmv-autonomous-car-... The Numbers Don't Lie: Self-Driving Cars Are Getting Good - Wired