Feminine and masculine sexuality was prefered by natural selection because it increased the competitive reproductive fitness of the human species.
How does a culture reduce the fitness of its competitors?
Quack, Waddle...
"According to my opinion, and the opinions of many defectors of my caliber, only about 15% of time, money, and manpower is spent on espionage as such. The other 85% is a slow process which we call either ideological subversion, active measures, or psychological warfare.
What it basically means is: to change the perception of reality of every American that despite of the abundance of information no one is able to come to sensible conclusions in the interest of defending themselves, their families, their community, and their country."--KGB Defector Yuri Bezmenov--Soviet Subversion of the Free Press (Ideological subversion, Destabilization, CRISIS - and the KGB)
[The Architects of Western Decline: A Study on the Frankfurt School and Cultural Marxism]
https://www.youtube.com/watch?v=eTmNWY0ZPfM&t=18m
...Femiduck!