Broadcast television has always been free for consumers -- courtesy of advertising sponsors, ranging from the makers of Alka-Seltzer to the purveyors of Viagra and Propecia. Now that mobile phones are as integral to American culture as television, isn't it about time to think about making them similarly "free" of cost for consumers too? That's the question that advertising -- mobile-phone company -- executives are debating now, experts are telling United Press International's Wireless World.