CNN The Lead With Jake Tapper March 22, 2013 20:43:00
Data mining? we hear so much about it. is it burgeoning? where are we in the development of this industry? >> well, digitally it's growing like crazy. offline it's been a huge industry for a long time. i mean, axiom and equifax and those guys have been dealing in personal data for a long time. >> how? they do it with tickets and receipts and things on your credit card bill in. >> when you subscribe to magazines and, you know, anything you sort of, in the real world when you give somebody your identifiable information a lot of times that's re-sold. >> how concerned should the average consumer b...