Half a century ago, before “Sesame Street,” and long before the age of quarantine, kids under the age of six spent a crazy amount of time indoors, watching television, a bleary-eyed average of fifty-four hours a week. In 1965, the year the Johnson Administration founded Head Start, Lloyd Morrisett, a vice-president of the Carnegie Corporation with a Ph.D. in experimental psychology from Yale, got up one Sunday morning, at about six-thirty, a half hour before the networks began their day’s programming, to find his three-year-old daughter, Sarah, lying on the living-room floor in her pink footie pajamas, watching the test pattern. She’d have watched anything….
Jill Lepore, “When Ernie Met Bert”, The New Yorker (11 May 2020), 58.