So, follow wikileaks on twitter and your information – real name, post history, credit card, etc is subject to the DOJ’s subpoena. At some point people are going to have realize that these (fb, twitter) aren’t benevolent public services, but companies looking to make money, specifically off your information. We gladly give it to them because, it’s cool, our friends are doing it, with little or no thought as to the magnitude and potential of what we share. The pendulum is going to start shifting on this soon.