>They are not nearly as general-purpose as computers Any one 3D printer is not general purpose as the computer, but all 3D printer types combined are. 3D print

>They are not nearly as general-purpose as computers Any one 3D printer is not general purpose as the computer, but all 3D printer types combined are. 3D printers are the first general purpose robots that most people will own, and all of the attachments and use cases of the gantry system make it very versatile. Using the same extrusion system you can make a liver, a cookie, a sweater, a circuit board, or a house. How is that not general purpose? The gantry system lets us program 3D space however we want it, and that is remarkable.