ICON President @WillHurd gives the bull case for 3D printing. "Whether you want a box or a Fibonacci spiral, the cost is exactly the same... We have gotten our price down to below the national average of putting up walls, which is the most expensive part of construction." "With concrete, termites don't eat it, you can't burn it, and it stands up against a flood. These are some of the challenges you don't have in traditional construction"