3D printing looks to be the next revolution (after CNC machines) or experimenters, hobbyists, and inventors.
3D printing
http://en.wikipedia.org/wiki/3D_printing
Desktop Factories – the future of 3D printing
http://www.desktopfactory.com
3D Printing Explained
http://thenextweb.com/shareables/2011/06/23/3d-printing-explained-infographic
This infographic from Sculpteo is a great introduction to the world of 3D printing.
p.s. click on the infographic…
