The opinions expressed by columnists are their own and do not necessarily represent the views of Townhall.com. Every few years, Hollywood releases a new newspaper movie. All the President’s Men. The Insider. Spotlight. The Post. The details vary, but the plots are similar: Journalists uncover secrets concealed by powerful institutions. Now, your opinion about these movies may turn on their details. But the general motif echoes a free speech concept: the marketplace of ideas.