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February 12, 2072.
You have thirty minutes to get from downtown LA to San Diego.
In another time, this trip would have taken two hours in brutal traffic, at best — four, at worst. It would have been impossible to plan a day trip.
Things have changed.
Your home is a hundred floors above the ground, but you don’t take the elevator to ground. Instead, you walk up a couple of flights of stairs. At the top of your condo tower is a large, suspended platform. A taxi is waiting for you. It has no wheels, no driver, and no flight surfaces. It looks like the flying DeLorean from Back to the Future II — only instead of sci-fi “hoverpads,” low-noise, adaptive ducted fans buttress the car on all sides.
“Where we’re going, we don’t need roads.”
You get in. You speak your destination to the computer, hit a green button on the dash, and lean back. The car lurches underneath, forcing you up against your seat. Within a few seconds, you’re moving at two hundred miles per hour, one among hundreds of similar “eVTOL” aircraft, all taking similar AI-guided paths above the…