I don't think flying personal transportation will ever be a thing. Wouldn't you have to have a pilot's license for that? There are too many people on the ground that can't drive for shit.
Besides, everyone tends to think that a flying car means soaring above congestion and problems... but if everyone was flying, then you would be flying *through* congestion and problems. Suddenly they all exist in three dimensions.
And like other people have brought up, where the hell is all the energy going to come from?
Und ihr wisst, was es ist