How React Works (Part 4)? The Idea That Makes Suspense Possible

The Idea That Makes Suspense Possible Series: How React Works Under the Hood Part 1: Motivation Behind React Fiber: Time Slicing & Suspense Part 2: Why React Had to Build Its Own Execution Engine Part 3: How React Finds What Actually Changed Prerequisites: Read Parts 1–3 first. A Question Before We Start Think about how you fetch data in a React component today. You probably do something like this: function UserProfile ({ id }) { const [ user , setUser ] = useState ( null ); const [ loading