The growth of artificial intelligence has enabled a variety of new strategies and business models, from programmatic ad targeting to the sharing economy to the metaverse. The companies that have been most successful in employing these models — digital natives, almost to a one — have been “multi-sided platforms,” in which a company at the hub of an ecosystem or business network coordinates services and reduces friction for customers. Facebook, Apple, Airbnb, Amazon, Google, Uber, Alibaba, Tencent, and the other leading platform companies have created value at astounding rates.