By connecting the external IR receiver to the adapter box, and then plugging the resulting combination into a USB port, you've created an unsightly way to talk to your PS3 via infrared.
By setting up conference calls, IR Web sites and e-mail programs, these businesses provided the framework for the SEC-mandated opening of communication with investors.
Two-dimensional tracking would be managed via the existing Move's visual spectrum camera, or by using a display-mounted IR emitter in conjunction with a remote mounted sensor (again, just like the Wii controller).