 There is substantial data about online dating habits; for example, researchers believe that "the likelihood of a reply to a message sent by one online dater to another drops roughly 0.7 percent with every day that goes by".Psychologist Lindsay Shaw Taylor found that even though people said they'd be willing to date someone of a different race, that people tend to choose dates similar to themselves.Internet "QQ" chat rooms, cheaper than traditional websites and agencies, are gaining popularity in China.