🔧 React's Fiber Architecture - The Secret Behind Interruptible Rendering (And Why It's Brilliant)

Know WHY — Let AI Handle the HOW 🤖

In Part 1, we learned how React prioritizes updates using useDeferredValue. But here's the question that should be bugging you: How does React actually pause rendering mid-way and resume later?

What if I told you it's not magic - it's actually a clever data structure called Fiber that transforms your component...