There are a few interesting ways to invest in the growth of artificial intelligence (AI), but one of my favorites right now is AI infrastructure. Nvidia CEO Jensen Huang has estimated that companies will spend $3 trillion to $4 trillion on AI infrastructure and data centers by 2030 -- and Huang has been right a lot more than he's been wrong.

Chipmakers are plowing as much as they can into making more powerful chips, but there's also a growing need for data center capacity. Developers and companies are more likely to use cloud environments for AI training and inference because of the huge expense in buying, bundling, and powering chips.

I invested in Nebius Group ( NBIS 7.12% ) , a rising Dutch company that offers cloud infrastructure for AI environments. But the more I lear

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