I was reflecting this week on my brief stint, many years ago, as a newspaperman. It was a job I loved. I signed on not too many years after the Watergate scandal, and journalists were still flush with heroic ideas about themselves. Woodward and Bernstein — and all reporters by extension — had toppled a corrupt presidency and saved the republic and the Constitution from the kind of behind-the-scenes government tyranny dramatized in such thriller films as The Parallax View and Three Days of the…