We knew we'd be seeing 3M Touch Systems' monster capacitive display once again, but we had no idea just how massive this year's iteration would be. Taking up residence in a corner of CES Unveiled 2013, the company's latest multi-touch prototype now measures in at 84 inches, far surpassing its 46-inch predecessor, with 100-inch versions waiting in the wings. This particular touch table now supports Ultra HD resolution (4K) and was shown running a software demo currently in
