Didn't Masters and Johnson come to the same conclusion 50 years ago? They had strangers and couples having sex, homo and hetero, and found that the quality of sex was higher for the same sex people, no matter if strangers or couples. They concluded that communication and knowing what the other liked was higher in the…

I remember a turkish paper with a list of what the surgeons found in the anus of turkish men, which involved a whole eggplant....