> Because in all of human history humans have shown zero interest in depriving themselves of things they want. Any malignant cancer shows zero interest in mode

> Because in all of human history humans have shown zero interest in depriving themselves of things they want. Any malignant cancer shows zero interest in moderating its growth, until its host dies. I agree with your description of reality, but I think fundamentally we need to price in ecological and medical externalities before I can be quite as optimistic as you are.