Resumen de Heard, but not seen
Hecht discusses why people should not believe the Skype. The screen in the futuristic Bell System pavilion at the 1964 New York World's Fair flickered into life. On it appeared the moving, talking, black-and-white image of the nation's first lady, Lady Bird Johnson, beamed from Washington DC more than 300 kilometers away. This was Picturephone, the world's first commercial video-calling service. For the American Telephone and Telegraph Company--the monopoly better known as the Bell System that provided most US telephone services--Picturephone was the keystone of a massive expansion. Limited in what it was allowed to charge for existing services, the company planned to use expected demand for the new technology to justify higher prices.
