(Image credit: Shutterstock) Despite massive investments in AI infrastructure by high-tech giants, revenue growth from AI has yet to materialize, indicating a significant gap in the ecosystem's end-user value. In fact, David Cahn, an analyst with Sequoia Capital, believes that AI companies will have to earn about $600 billion per year to pay for their AI infrastructure, such as datacenters.Nvidia earned $47.5 billion in datacenter hardware revenue last year (with most hardware being compute GPUs...