Root cause unknown but we know where people are meeting more and more. It's 1) online dating and 2) bars/clubs. Everything else individually is <10% of couples

Root cause unknown but we know where people are meeting more and more. It's 1) online dating and 2) bars/clubs. Everything else individually is <10% of couples and keeps only getting smaller. Physical attractiveness is about all that matters in those venues. Your average man is not considered physically attractive to almost any women these days. So, is it a surprise that sex is going down when the only ways of meeting are relying on physical attraction are going up?