I suppose there is any number of ways you can distinguish between the privileged and the unprivileged classes in America, from selection of cars to smoking and eating habits to location of residence. Danah Boyd finds one such distinction in the choice of social network, between MySpace and Facebook. One was designed for college students, and restricted to them until just recently. Guess which one is the domain of the privileged. Sheesh, like shooting fish in a barrel. Related: the Facebook confidence trick and Last FM comes to Facebook, and an utterly silly (and wrong) warning about the