Well now you can make cups, a hard hat, door handle or even a gun at home using the 3D printer which is already out and about. Although it is at its initial stages the possibilities seem boundless and scary at the same time.
Designed and built by geeks wishing to change the world. Isn’t that reason enough to give it a try. And apparently it is pretty good.
If you are thinking game development then the Cryengin3 free SDK for non-commercial use is probably the best thing to learn. In their own words, “The third iteration of Crytek’s proprietary engine is the only all-in-one game development solution for the PC, Xbox 360™, and PlayStation®3 that is truly groundbreaking in itself.”