Why I Stopped Using useEffect (And You Should Too) 🚫⚛️

Why I Stopped Using useEffect (And You Should Too) 🚫⚛️ Let me guess. Your React component looks like this: useEffect (() => { fetchData (). then ( setData ); }, []); It works. But in 2025, it’s a code smell . With React 19 and the rise of React Compiler & RSC , blindly using useEffect is making your app slower, buggier, and harder to maintain. Here’s what to do instead. The 3 Silent Killers of useEffect ☠️ Race Conditions – Component unmounts? Old data wins. Waterfall Requests – Fetch → wai