Inside the AI economy: capex, chips, and the scale of what’s coming | The Next Big Thing

Is the AI trade already priced in—or just getting started? In this solo episode of The Next Big Thing, Christopher Gannatti, Global Head of Research at WisdomTree, breaks down what 2025 tells us about the real economics of AI. From Nvidia's explosive earnings growth to the massive capex plans of Meta, Microsoft, Oracle and Amazon, he looks at what AI infrastructure spending is really buying, how quickly it’s scaling, and what investors need to understand about chips, GPUs, model complexity and cost. If you're wondering where the AI narrative is headed next, this episode is your data-driven checkpoint.