I recommend the entire article.
Virginia Heffernan - The Medium - Sesame Street - Television - Internet Video - Media - YouTube - New York Times: "Sunny days! The earliest episodes of “Sesame Street” are available on digital video! Break out some Keebler products, fire up the DVD player and prepare for the exquisite pleasure-pain of top-shelf nostalgia.
According to an earnest warning on Volumes 1 and 2, “Sesame Street: Old School” is adults-only: “These early ‘Sesame Street’ episodes are intended for grown-ups, and may not suit the needs of today’s preschool child.”"