[vkou]

Because fertility has feedback loops. When there are two people left on earth, their decision to have children or not will not be based on any of the economic or social concerns that we currently face.

It's a completely different situation, and none of the shit we are arguing about applies to it. There's a fundamental difference between running and meeting the long-term needs of a human society of 10 billion people and a human society of 10.

The mathematics you're using is the same reduction to absurdity that leads a manager to believe that nine women can deliver one baby in one month.