>make a dating site just for smart people This has been done. (http://www.intelligentpeople.com http://www.intelligentpeople.com) They seem to use the same tes

>make a dating site just for smart people This has been done. (http://www.intelligentpeople.com http://www.intelligentpeople.com) They seem to use the same test for every applicant (a dusty scan of the famous Raven's Progressive Matrices.) So the system is easy to game, if you so wished.