If Snowden retains control of any information or documents he has _not_ already revealed
It's wildly, fantastically unlikely that he's retained anything at all. He's repeatedly said that he no longer has control of the material. If he's lying, why? It would have to be for a reason that overcomes the bad PR of being caught in a lie. What could that possibly be? This seems more like a paranoid fantasy than a sensible look at plausible risks.
They often leave out details in written documentation, other interviewers may not know the right questions to ask or to report.
Yeah, so? People can infer things from things. If this is an indictment, at the very least, it's against all national security reporting, if not journalism in general. While good journalism might not be entirely 100% devoid of all unfortunate consequence, it's benefit to a free society is far greater than
Analysis of NSA's abusive practices also provides metadata about the working technologies to follow those practices.
Yeah, and how to defeat them. "Don't fight oppression." "Why not?" "Even if you win, you're showing your playbook to other oppressors." "Uh, I guess, but the alternative is forfeit to oppressions, so