The problem is that if you can produce this vast abundance in the US, you might be able to produce it cheaper by moving your operation to a previously undevelop

The problem is that if you can produce this vast abundance in the US, you might be able to produce it cheaper by moving your operation to a previously undeveloped part of the Amazon rainforest - where land values are and taxes are lower. And the market always demands more growth. No level of efficiency will ever be "enough".