A veteran analyst says AI is unproven, and stocks such as Nvidia are in a bubble and could wither. Ferguson sees shades of the dot-com bubble, warning Nvidia might lose its edge like Intel and Cisco did. Sign up to get the inside scoop on today’s biggest stories in markets, tech, and business — delivered daily. AdvertisementArtificial intelligence is still just a pricey experiment, AI stocks are in a dangerous bubble, and Nvidia might wither like dot-com darlings Intel and Cisco, according to a markets guru. Ferguson recommended investors diversify their portfolios away from large-cap US growth stocks to limit their exposure if the tech bubble bursts.

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Persons: MacroStrategy's James Ferguson, Ferguson, —, James Ferguson, Merryn, I'm, It's Organizations: Nvidia, Intel, Cisco, Service, MacroStrategy, Tech