Downloadable and recorded software for operating 3D printers; downloadable and recorded computer software to receive and edit file data from 3D models for the production of 3D representations on a 3D printer; downloadable and recorded computer software for 3D file transfer data for printing on networked 3D printer; downloadable and recorded computer software for operating and monitoring a network of 3D printers; downloadable and recorded computer software for 3D design, 3D printing and 3D man...