DeepSeek is not a “black swan” event, but a “gray swan” — with consequences for both the market and the Federal Reserve, says strategist Ed Yardeni.

Black Swan author warns that future selloffs in the market may be two to three times more severe than the DeepSeek shock.

In a matter of days, DeepSeek proved to be so popular as to climb to the top of Apple's App Store, surpassing OpenAI's ...