News Corp. currently has "tens of thousands" of people reading The Times, The Australian and the Wall Street Journal via apps, according to CEO Rupert Murdoch. While declining to give exact subscription numbers at a debate in Sydney, he described the iPad and other tablets as a "perfect platform" for cheap and convenient News Corp. material. The executive is generally in favor of pay barriers, having already erected them around websites like The Times. "The argument that information wants to be free is only said by those who want it for free," Murdoch claimed on T