WorldCAD Access. An in-depth look at Autodesk’s cloud-enabled, hybrid MCAD modeling software Reprinted with permission of Design Engineering, October 16, 2013by Ralph Grabowski In response to the CAD industry’s direct modeling mania, Autodesk first announced Inventor Fusion—a desktop installed 3D modeler that combined freeform and solid modeling in a history-free environment—as tech demo on June 24, 2009. Four years later, Autodesk similarly picked June 25 of this year to publicly announce Fusion 360, a cloud-enabled version of the original, thereby adding a modeling component its line of 360 products (including Simulation, PLM and BIM).