In patriarchy society, male hold primary power and property. Due to supply of demand, the value of male appearance and emotional value is very low and male need to invest a lot in relationship. The paternity uncertainty is low while the requirement of paternity uncertainty is high(provider have higher PU requirement). Being provider is the standard strategy while being "lover"/"chad"/"alpha male" is not encouraged or even criminalized.

In matriarchy society, female hold primary power and property. Due to supply of demand, the value of female appearance and emotional value is very low and male need not to invest in relationship. The paternity uncertainty is high while the requirement of paternity uncertainty is low(lover have lower PU requirement). Being lover is the standard strategy while being provider is difficult or even don't work.

The two extreme could help us understand the current situation, some old strategies are less useful now, and we could seen a lot of transitional phenomenon. Smart people could use some loopholes and benefit a lot.