Hey makers, there's another event to satisfy your palettes. The innaugural 3D Printer World Expo is coming January 31 through February 1 in Burbank, California. So much happening in the 3D printing world - with cells , houses , and even Jello . We interview Joe Micallef , Education Director for the 3D Printer World Expo, on what to expect at the 3D Printer World Expo.