Your social graph is the most important thing you have that can be represented in bits. With it, I can manipulate you. I can change your tastes, your attitudes, even your politics. We now know this is possible – and probably even easy. But to do this, I need your social graph. I need you to surrender it to me before I can use it to fuck you over.
Smoke Signals by Mark Pesce
Absolute must read, contextual, mind bending and honest.