1993: In a famous New Yorker cartoon, a dog at a computer says to his canine buddy looking up from the floor, "On the Internet, nobody knows you're a dog." Fast-forward 13 years.... 2006: "On the Internet, EVERYBODY knows you're a dog," declares the subhead to a Michael Kinsley essay in which he wondered at how narcissistic the social Web was (before that became a cliché). Fast-forward only … [Read more...] about Social Web privacy: A new kind of social contract we’re all signed onto