I don't see stacking as many people as possible on Earth as a worthy goal and therefore I am not interested in changing my behavior for the purpose of achieving

I don't see stacking as many people as possible on Earth as a worthy goal and therefore I am not interested in changing my behavior for the purpose of achieving it. Your animal suffering point has merit. But what the article is talking about is simply growing enough food to feed more people, so that's what I am addressing. However, I think that this is just another symptom of the same thing. Factory farming is only necessary if we need to feed multiple billions.