Its costly debut obscured the second type of videodisc: the infinitely more versatile laser-vision disc, designed for the videodisc player introduced by Magnavox in 1978.
Videodisc machines are marvelous instruments, but is there a market for them? Industry experts believe that videodiscs will initially be used primarily for old Hollywood movies.
The applications of the laser-type videodisc are limited only by the imagination, and applications even more innovative than the one in Knoxville have been developed.