Wikileaks
The terrifying surveillance case of Brandon Mayfield
But there s another danger that Snowden didn't mention that's inherent in the government s having easy access to the voluminous data we produce every day: It can imply guilt where there is none. When investigators have mountains of data on a particular target, it's easy to see only the data points that confirm their theories - especially in counterterrorism investigations when the stakes are so high - while ignoring or downplaying the rest.