Build a better mousetrap, and someone will use it to kill humans. It seems inevitable that technological advances always seem to come with misuses or some kind of maluse. The technology isn't bad, just its use.

So as technology advances and gets smaller and more accurate, it seems some people have been finding ways to spy on and intrude into our lives. I try not to fall for the tinfoil hat nonsense that you find on places like Alex Jones's site or Godlikeproductions.com, but sometimes it's hard not to. And in practice, as critical infrastructure security adviser Steve Hunt puts it, Americans are notoriously willing to give up privacy in many instances.