When we're talking about that much data, the risk isn't just personal any more. It's not that they'll embarrass you with your search words from 10 years ago or

When we're talking about that much data, the risk isn't just personal any more. It's not that they'll embarrass you with your search words from 10 years ago or let burglars know when you're shopping for plane tickets for Honolulu. It's about what that amount of data about a whole country 's population could be used for.