. . . . . . . . "Criticism, interpretation, etc"@en . . . "The Airways discovered"@en . . "Once radio had gained sufficient exposure and some maturity, it was exploited by many different people. Busines found that commercials were profitable, politicians realized that they could influence people through radio. Eventually, television replaced redio and its usefulness for exploitation was even greater than radio."@en . . "WUFT-TV, School of Journalism and Communications, University of Florida." . .