What role will 3D printing have in our society?
3D printing is HUGE and it's only growing, quickly. It's been called this centuy's most disruptive innovation. And there doesn't really seem to be any limit to what you can actually print.
How do you think that it will effect the world in the next 10-15 years?
What are some really cool 3D (or 4D) printing objects or projects that you know of today?