Brooks Willis, mechanical engineer focused on manufacturability and reducing PEMs. Ben Williams, specialist in converting 3D prints to injection-molded, high-volume plastics. Elliott Donlon, precision-minded engineer from ag/aerospace working on tolerances and reliability. Doug Wibben, early rack designer who hardened manufacturing and safety. They discuss tolerance simplification, PEM reduction, molding vs 3D printing, cabling safety fixes, and supplier collaboration.