OpenAI and Nvidia have gone on a blitz of AI infrastructure deals while hyperscalers continue to spend billions in capex.

Every quarter, Business Insider brings you expert views on how to invest $10,000 right now. With this update, we focused our questions through the lens of the market's biggest debate: Is AI a bubble?

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In the strange corner of modern physics where spacetime itself becomes the engine, the old rule that nothing can outrun light starts to look negotiable. Inside carefully engineered “bubbles” of ...