How long of an event horizon are you looking for? As long as we do not have another Cash for Clunkers boondoggle [1] the propagation of used vehicles down through the system will start occurring by 2030. [2] Are you willing to have the government force a solution on the populace which will essentially disappear in ten years?<p>Additionally, the low-income individuals will have access to Uber for self-driving cars. [iUber] Better advocacy would be spent finding out how Uber will get low-income individuals without a smartphone access to it.<p>1. Cash for Clunkers destroyed vehicles that would have gone to lower-income individuals and upset the used vehicle market driving prices up to new vehicle prices.<p>2. Assuming a 2020 release date, and following a similar curve of ABS brake adoption of ten years, then by 2030 low-income individuals will start to have access to self-driving vehicles. Maybe earlier as the software rolls out or at-home implementations of the technology can be adapted.