When television was young . . . Legendary movie producer Darryl Zanuck declared, "People will soon get tired of staring at a plywood box every night. Before 5:30, there were only test patterns. Howdy Doody was the first show of the day. CBS agreed to put I Love Lucy on film only if Desi and Lucy paid part of the production fee. In return, CBS gave them ownership of the shows, including the right to rerun it forever. Kukla, Fran, and Ollie was the...