If TFR stays well below 2, there's going to be major change sooner or later. The question becomes which change. Maybe the Amish will take over the world? Or

If TFR stays well below 2, there's going to be major change sooner or later. The question becomes which change. Maybe the Amish will take over the world? Or maybe some solution we find really weird will be adopted by some other minority and they'll dominate.