Now Playing: 09-30-13 Marketplace Tech - What the Tech is it doing to us?

There's a lot of tech news out there about gadgets and software, but not many people look deeply and directly at the big question: Is technology making humanity better or worse? New York Times and Wired Magazine contributor Clive Thompson has a new book called 'Smarter Than You Think: How Technology Is Changing Our Minds for The Better.'