New or Cheap? What Drives Innovation? We often think that it is invention, the creation of new things. In fact, it is more likely to be a combination of technology and money - the amount of capacity per dollar, if you will.

This episode probes that concept by considering the death of the recently identified field of 3D printing.

It also considers whether the Twinkie(tm), the popular snack treat,is actually a product of the new printers.