Explore a retro review and tutorial of Trispectives 2.0, an innovative 3D CAD system from the mid-1990s that later evolved into IronCAD. Discover the groundbreaking features of this ahead-of-its-time software, including its affordable pricing of $500 for the 1.0 Professional version and $900 for the 2.0 Technical version. Learn about the CAD design process, shape editing techniques, model edge manipulation, project edge creation, fillet application, faceting options, and rendering capabilities. Gain insights into the software's performance and its impact on the 3D modeling industry during the 1990s.