By Bob Sullivan Technology correspondent MSNBC It's vanishing, but there's no consensus on what it is or what should be done
Someday a stranger will read your e-mail, rummage through your instant messages without your permission or scan the Web sites you’ve visited — maybe even find out that you read this story.
You might be spied in a lingerie store by a secret camera or traced using a computer chip in your car, your clothes or your skin.
Perhaps someone will casually glance through your credit card purchases or cell phone bills, or a political consultant might select you for special attention based on personal data purchased from a vendor. (continue article)