It turns out that OkCupid has been performing some of the same psychological experiments on its users that landed Facebook in hot water recently. In a lengthy blog post, OkCupid cofounder Christian Rudder explains that OkCupid has on occasion played around with removing text from people's profiles, removing photos, and even telling some users they were an excellent match when in fact they were only a 30 percent match according to the company's systems.