AI chipmaker Nvidia beat Wall Street expectations this week, announcing soaring revenues while downplaying growing fears of an AI bubble.

The company’s chips have been at the center of the ongoing AI boom, with AI companies’ valuations soaring to astronomical levels while their revenues continue to lag far behind.

Despite plenty of shakiness in the market, investors still firmly believe that the trillions of dollars companies like OpenAI, Microsoft, and Oracle are planning to spend on AI infrastructure buildouts will one day deliver a return.

But at the same time, economists are warning that those investors are overlooking some glaring problems with their plans to pile graphics processing units into enormous data centers to train and run immensely power-hungry AI models. For one, all of

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