“I would love it if self-driving cars were something that the elderly and the disabled had prime access to — the former category being possibly the most unsafe drivers on the road — “

I work in motor insurance, and the elderly are definitely not the most unsafe drivers. There’s a reason why insurance for young drivers is so expensive. If a few rich stupid kids decide to buy this technology because it’s hip, rather than buying some boy-racer wagon, then the roads will become a lot safer. Until they figure out how to hack it, of course…