Alternatively, 10,000 people had this idea, tried to build it and then discovered that it's hard to get a matchmaking service off the ground if users' first experience is that there's hardly anyone else on there (as compared to incumbents' endless pool of profiles to swipe through) and then they leave.
https://www.reddit.com/r/OkCupid/comments/18jdgzc/comment/kd... Just one of many OkCupid alternatives with this problem.