But people already have access to these filters - I've already seen them on POF, for instance. eHarmony is on the other extreme end where their checklist is 25

But people already have access to these filters - I've already seen them on POF, for instance. eHarmony is on the other extreme end where their checklist is 250 questions and the process is very tightly controlled! Speaking of speed dating, I did actually give this a shout a few years ago but couldn't get it off the ground. Important lesson: don't go into business with friends unless you have absolutely complementary skills.