cars of the future... they have all sorts of crazy design features built into them, usually involving ultra-exotic doors... so forget height-restricted gullwing doors, forget rain-restricted jet canopy sliding roof canopy, forget doors that fold back to the rear of the cars like pigeon wings that would function as both sliding canopy and umbrella once they'd reformed above and behind the driving compartment (my own exotic future car-door idea, lol).
Here is how the doors on all cars should work -¦today¦- I bet some crazy Health & Safety dictat banished this excellent car-door concept from modern production cars, back when it was first prototyped as illustrated in this video from 2007:
