As with any emerging industry with game-changing potential, 3D printing has been shaking things up -- and meeting some skepticism along the way. Additive manufacturing is taking the world by storm, but its critics aren't always sure that this technology is all that it's cracked up to be. 3D printing organs, buildings, and electronics? What about intellectual property? 3DPrint.com's Brian tackles these and some other big questions he's faced as a participant on the news side of the industry (and an owner of several 3D printers himself). Check out his responses to these common questions and comments in the full article: http://3dprint.com/50017/3d-printing-skeptics/