Side note/tangent: I think this is closer to what "flying cars" look like in the future vs. what's being attempted lately (which are really just increasingly s

Side note/tangent: I think this is closer to what "flying cars" look like in the future vs. what's being attempted lately (which are really just increasingly small lift-based aircraft.) Replace the underground rails with above-ground "rails" (perhaps electromagent based, when there's enough power to do so.)