THE NEXT ERA OF REACT HAS ARRIVED: HERE'S WHAT YOU NEED TO KNOW

Summary from the TLDR Dev newsletter

React's new “Async React” combines five primitives to handle coordination automatically: `useTransition` tracks async work, ‘useOptimistic` makes UI instant (checkboxes toggle before server responds), Suspense handles loading, use() replaces `useEffect` for data fetching, and `useDeferredValue` keeps inputs responsive.