It’s in that moment where you change direction and start the process of leaving her, that she will often decide she wants you to stay. The power of the take away is very strong. No one, but no one handles being dumped very well. Its usually the ultimate display of who is the higher Sex Ranked in the relationship.
With the advent of those three key technologies though, women no longer were forced to depend on men for income, no longer directly required marriage to enjoy sex, and had a small oversupply of men to choose from. So when the choice for women turns into, “stay married” or “dump this guy and do something else more fun”, then they naturally want to change marriage law to allow that option. Thus Marriage 2.0 is born.