Sony may have given up hope on the future of Field Emission Displays (FEDs) -- CRTs that rely on flat electron emitters, ditching the cumbersome tube and the bulk that goes along with it -- but Futaba is still moving forward, demoing a series of displays for Engineering TV in a video embedded for your viewing pleasure below. The company isn't exactly well-known in consumer display circles (head down to your local hobby shop for a schooling on its most famous products), but despite that seems to be no slouch, able to make these things as slim as 4.2mm
