> has to be quite robust Absent frequent disruptions, markets do not optimize for robustness; they optimize for efficiency and profit. So no, I don't agree tha

> has to be quite robust Absent frequent disruptions, markets do not optimize for robustness; they optimize for efficiency and profit. So no, I don't agree that these supply chains are robust. It's like arguing "life on Earth evolved to be dependent on oxygen, therefore oxygen must be everywhere in the universe" (not remotely true); classic overfitting.