Self driving cars will happen, the transition to all cars being forced to be self driven will be interesting, but traffic Jam’s will be a thing of the past (mostly).
in 20-30 years it will either be Wall-e or the Terminator/ultron (or maybe all three).
One thing is for sure, accelerating Technology change keeps getting faster.
It will be interesting.
(Dilbert 06-04-14).
If you engineers work hard, someday the spoils will go to liberal arts majors who partied while you studied.