"We see both sides – genuine infrastructure expansion alongside financing gymnastics that recall the 2000 telecom bust. The boom may yet prove productive, but only if revenue catches up before credit tightens. When does healthy strain become systemic risk?"
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This was quoted in the article and it says something really important very succinctly. Was the internet transformative? Absolutely. A lot of companies had solid ideas, spent big, and went tits up waiting for the money to roll in.
AI can be both "real deal" and "bubble" simultaneously.