Blogger John Geraci’s recent post shows his newfound understanding of the future of 3D printing: he gets it. John’s blog talks about “innovation & entrepreneurship in New York City and beyond”, and this led him, we suspect, to Brooklyn-based MakerBot, the well-known manufacturers of the Thing-O-Matic personal 3D printer and previous models. From there he wrote a post on MakerBot’s disruptiveness, and then had a revelation of the implications of widespread 3D printing: