But have you ever wondered who actually sat down one day and thought, "Say, why not make a chip on which are embedded a million or so fluttering micromirrors that open and close to make a picture?" Larry Hornbeck of Texas Instruments is that guy, and...

You want to believe. I want to believe. We all want to believe that, some day, a tiny chip the size of a 35mm transparency in a video-display device the size and weight of a slide projector will be capable of producing a moving video image so...