Restrictions are difficult to enforce in a world where anybody can make anything.

Similar to computer technology in the '60s, 3-D printing is a universal technology that has the potential to revolutionize our life by enabling individuals to design and manufacture things.

Basically, any material you can squeeze, melt or generate into a powder, you can print.

We tend to think of science as finding equations, like E=MC2, that are simple and elegant. But maybe some theories are complicated, and we can only find the simple ones.

If you're talking 100 years, there's no doubt in my mind that all jobs will be gone, including creative ones. And 100 years is not far in the future - some of our children will be alive in 100 years.

Restrictions are difficult to enforce in a world where anybody can make anything.

I think, once recipes become digital, pirating a digital recipe and all the questions that you have with music and so forth will become pertinent to food as well.