The relative newness of the Internet has led many users to drop all of the precautions they would normally take in the real world. Would you send money offshore to someone you don't know? Buy a "genuine Rolex" from a guy on a street corner? Provide total strangers with intimate details of your life? Allow your child to wander alone in the seedier areas downtown? Not very likely. Yet otherwise intelligent and cautious people do these kinds of things...