An awful lot of innovation is based on the remixing of existing ideas and sometimes adding a little bit new as well.
So as semiconductor manufacturing has moved offshore, the number of people in this country who actually know how to operate those tools, who have the tacit knowledge has declined as well.
3D printing offers great potential for mass customization and manufacturing tools.
The key question is will manufacturers in this country recognize and further exploit the benefits of having production close to manufacturing?
If you look at advanced manufacturing processes today, they actually require a much higher level of skill and sophistication in your workforce than I think many of us realize.