Headshot of John Thornhill, Sifted's cofounder and editorial director.

Opinion

November 17, 2025

What to do when the AI bubble bursts?

Sticking limpet-like to your customers is invaluable advice in any market, but all the more so in a post-bubble world

John Thornhill

4 min read

No one knows when a stock market bubble might burst. And it has to be said that journalists are among the worst forecasters, with a habit of predicting seven of the last three market crashes. 

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John Thornhill

John Thornhill is Sifted’s editorial director and cofounder. He is also innovation editor of the Financial Times, and tweets from @johnthornhillft

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