My father died on February 19, 1991 of lymphoma cancer, surviving just three months after being diagnosed. Cancer reduced him from an Olympic-body builder caliber semi pro bicyclist to a man struggling to take his last breath at the Tucson…

But just as with that first driveway experiment, sound was a challenge. RCA Victor stepped in for the group and devised a three-speaker sound system mounted next to the screen. Viewers all heard the sound at the same level which was okay i…