Indeed. Although if food grows easily, you might expect the number of humans around to grow to catch up with it... and this mostly didn't happen (in the pre-in

Indeed. Although if food grows easily, you might expect the number of humans around to grow to catch up with it... and this mostly didn't happen (in the pre-industrial world) not because there wasn't enough time (exponentials are fast!) but because it ran into other limits, like disease.