The first communication satellite, called telstar,was launched from cape canaveral only july 10,1962. This marked the start of rapid transmission of TV signals over wide areas. What we take for granted today--satellite television,cellular telephones,wireless and high-speed internet connection,and so forth--were part of science fiction only 40 years ago. Teenagers today are the. First real citizen of the digital world.unlike their parents,they have grown up in a world in which electronic delivery of information and entertainment is natural and more accepted than conventional forms like the newspaper,tape,or flim