The NSA doesn't like a leak - any leak. It's hard to confer credibility onto Snowden simply because the head of the NSA was angry about a leak. The NSA isn't a

The NSA doesn't like a leak - any leak. It's hard to confer credibility onto Snowden simply because the head of the NSA was angry about a leak. The NSA isn't about to tell us, this part of what he said was true, but this part isn't. That's the hard part for the government (and for that matter Google, Facebook, et al). They can't give a full picture of the scope or scale of the story.