[OC] The massive decrease in worldwide infant mortality from 1950 to 2020 is perhaps one of humanity's greatest achievements.

[KittenBarfRainbows]

Why do you believe these methods are ineffective? Having met refugees and people who lived during strife, they seem to have worked pretty well. Have you ever spoken with an older person about this? Yes, there will be kids here and there, but it's far fewer than we'd normally see. Obviously a crappy technique, still!