React Server Components for SPA Veterans You already know how to build a single-page app. You have shipped several. You reach for useState , you reach for useEffect , you wire up a fetch, and by now the shape of that code arrives before the thought does. Server Components break the reflex. Most explanations of them start from the framework's side — routing, bundling, the wire format — which is exactly backwards for a developer whose mental model is already built and working. So this one...