What does the React use() hook (experimental/React 19) allow you to do that was not previously possible in render?

Question

React Developer — Hard

What does the React use() hook (experimental/React 19) allow you to do that was not previously possible in render?

Accepted Answer

The React use() hook (experimental/React 19) allows you to read a Promise or Context directly inside render, including conditionally. This feature suspends the component until the Promise resolves, making the result directly usable in the render function.