Check the top 1000 books on Amazon. Most of them have a shirtless guy on the cover, because they're smutty "romance novels" (read: porn for women) about a girl being swept off her feet by one (or more) billionaire alpha-males. There are literally tens of thousands of books out there about shirtless billionaire alpha-male vampires who can't wait to mate with you. Lucky you! And women eat that shit up! Men, not so much. Men prefer to watch actual porn.

Why Men And Women Can't Be Friends