Thought-provoking post, but this is an argument I just don't get. Oxygen and CO2 are useful in chemical and industrial processes too. If you want something more

Thought-provoking post, but this is an argument I just don't get. Oxygen and CO2 are useful in chemical and industrial processes too. If you want something more limited, then Aluminium. That's the value Gold will retain if people decided it was of no use as long-term money. Gold's use in industry has very little to do with its value. What am I missing?