Autodesk has released a new software for do-it-yourself users and makers, "123D" (one-two-three-dee). It is a great tool to design 3D models and have them physically manufactured in many interesting ways. Not only through 3D printing. 123D is based on Autodesk Inventor Fusion and uses a similar user interface. Its native file format .123d is in fact just a 3D DWG format. One of the importantGo to the original post...