LOS ANGELES, Calif. - Watching "Texas Chainsaw 3D," the latest screen incarnation of the iconic chainsaw-wielding maniac Leatherface, the mind fairly reels.

“3D printing is only good to produce objects that are really one-offs,” says Matt Ratto of the University of Toronto in Canada. “You don’t want it to reproduce industrial goods.

The only problem with this Lancer is the fact that the chainsaw doesn’t move. We now wait for a dedicated Gears of War fan to modify the files and add a motor inside of the print to allow it to ...