| All sorts of promises hang in the air when it comes to the world of technology hype. You might recall that by 1990 we'd all be working in the "paperless office." One of my favorite sure things was a cryogenic "microwave" that would enable you to flash freeze your garden vegetables for winter storage. The world of engineering hardware is no less vulnerable to starry-eyed dreams, and I was convinced for years that a 3D printer that slipped into your office like a coffee pot was out of the question because of costs and unit size. Then, of course, the Dimension brand at Stratasys came out with the uPrint. Check it Out » | 
