Although NSA officials were not sure about what all documents Edward Snowden took with him, they've changed their tune a few times after some new leak proves their previous proclamations to be false...like when former NSA Chief Keith Alexander admitted to lying about phone surveillance stopping 54 terror plots. Despite a year of NSA officials claiming that Edward Snowden had access to reports about NSA surveillance, but no access to actual surveillance intercepts, that ends up being lie too.
NSA spying - News, Features, and Slideshows
The leaks by whistleblower Edward Snowden about the United States National Security Agency (NSA)’s spying activities has highlighted that consumers need to take a more serious approach to online security, according to Princeton University's professor of computer science and public affairs, Edward Felten
For a world already on edge about NSA spying, drone technology is just another reason to keep looking over our shoulders.