I am pretty sure that voluntary birth control is good for the long term. In fact, one problem with longtermism is the idea of constant and never interrupted pro

I am pretty sure that voluntary birth control is good for the long term. In fact, one problem with longtermism is the idea of constant and never interrupted progress. No backtracking is allowed. Once you allow backtracking. It is possible to spend millions of years in stagnation and then billions of years with massive progress. So the people who talk about getting to the future faster might end up wasting more time on getting back to the optimal path.