[h=2]A huge, mostly hidden industry is raking in billions collecting, analyzing, and sharing personal information you put on the Web. Should you be worried?[/h]Make no mistake, your personal data isn’t your own. When you update your Facebook page, “Like” something on a website, apply for a credit card, click on an ad, listen to an MP3, or comment on a YouTube video, you are feeding a huge and growing beast with an insatiable appetite for your personal data, a beast that always craves more. Virtually every piece of personal information that you provide online (and much that you provide offline) will end up being bought and sold, segmented, packaged, analyzed, repackaged, and sold again.
