Jewtopia , a comedic play about Jewish stereotypes and dating, premiered in The team measure the strength of marriages by measuring the average distance between partners before and after the introduction of online dating. There is some evidence that there may be differences in how women online rate male attractiveness as opposed to how men rate female attractiveness. Homosexual customers of the popular eHarmony dating website have made many attempts to litigate discriminatory practices. After analyzing more than one million profiles on a mainstream dating website, researchers at the University of California Berkeley, concluded that whites are highly unlikely to initiate contact with black people. Rob Thompson an entrepreneur from Australia says that he started the AfroRomance. The couple dated for the better part of two years. But most Americans marry someone of the same race. As long as whites are the majority race in America, the odds favor them in just about any dating scenario. Lewis suggests that one factor in online dating's racial segregation could be what he calls preemptive discrimination.