Nvidia, as you probably know, makes chips — more specifically, GPUs, which are needed to power artificial intelligence systems. But as AI adoption ramps up, why does it feel like Nvidia’s still the only chipmaker in the game? In this episode, why the California-based firm is, for now, peerless, and which companies may be angling to compete. Plus: Dwindling tourists worry American retailers, Dick’s Sporting Goods sticks to its partly-sunny forecast and the share of single women as first-time homebuyers grows.

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