In this 3-D printing themed video installment, 3-D printing analyst Steve Heller sits down with the head of Motley Fool's industrials sector, Blake Bos, to talk the latest buzz in the sector.

Topics covered include:

  • Arcam's (NASDAQOTH: AMAVF) fourth-quarter and full-year earnings
  • Why rapid manufacturer Proto Labs (NYSE:PRLB) doesn't fear 3-D printing
  • Whether ExOne (NASDAQ:XONE) is worth investing in
  • Setting realistic expectations in the decade ahead
  • How 3-D printing stocks are not recession-proof
  • Two upcoming 3-D printers investors need to keep an eye on
  • Why 3-D printing margins don't necessarily matter in the short term
  • Two common 3-D printing misconceptions

This article represents the opinion of the writer, who may disagree with the “official” recommendation position of a Motley Fool premium advisory service. We’re motley! Questioning an investing thesis -- even one of our own -- helps us all think critically about investing and make decisions that help us become smarter, happier, and richer.