Surely the primary difference between Greenwald and journalists who came before him is the existence of social media. Previously, investigative journalists wou

Surely the primary difference between Greenwald and journalists who came before him is the existence of social media. Previously, investigative journalists would privately muse that they were doing a public service. Now they can say as much on twitter. I would be shocked if it were any other way. This article belongs in an opinion section. EDIT: I see it's in the "style" section, whatever that means.