3D printing may still be in its infancy, but at least one Airbus designer sees things progressing quite a bit over the next 40 years or so. As Forbes reports, the company's Bastian Schafer has been working on a new concept plane for the last two years with other Airbus designers -- one that would largely be "printed" using a hanger-sized 3D printer. "It would have to be about 80 by 80 meters," he told Forbes, adding that such a thing "could be feasible." According to Schafer, 3D printing could not only lead to some significant cost savi