Comment: It's because

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It's because

he's an idiot. Gold has been valued by people for thousands of years, far longer than anything he could replace it with.

But he probably really is talking about liquidity. Gold is not always liquid for spending. You can't take a gold nugget to the grocery store or gas station and exchange it for product. However with time and effort you can exchange it for something else (like dollars/local fiat) which you can then exchange for product.