Are you a stable person? A little crazy perhaps? Fun-loving? A risk? Dangerously volatile? How do your friends see you? It's all in your Facebook profile photos. This guide dissects everything that there is to know about Facebook portraiture.
The flowchart seems quite complete, although I'm missing the Drunk > Half-naked > Biting > Random Swedish blondes branch.
Talking about drinking and Facebook: Does anyone have Mr Aaron Sorkin's Facebook profile? You know where to send it.