The Urbee - made in Winnipeg - the key parts are 3D printed. Here is the story. The short video is the best way to see how all this emerged. The ultimate Hack! You will see the scale of thr 3D printing - entire panels!
Henry Ford changed the world in 1905 when he applied the then NEW idea of mass production to the making of cars which had been made in bespoke ways until then. Now we can see how even car manufacture can be localized.
Here is more on 3D printing from the Economist
Here is more on the 3D printing for Urbee
Urbee shows us how we can make local Bespoke Cars that also use almost no energy - designed to reduce the energy that cars need.
