Skip to content
energyLOW2026-04-21 15:18 UTC

3 Things React Compiler Won't Auto-Memo: From 512ms Down to 6ms

Originally published at recca0120.github.io "React Compiler auto-memos everything — I don't need manual optimization, right?" That was me six months ago. Then a user reported tab switching was laggy. I opened React DevTools Profiler and recorded a single commit at 512ms. Cold sweat. The project runs

ADVERTISEMENT
⚡ STAY AHEAD

Events like this, convergence-verified across 689 sources, land in your inbox every Sunday. Free.

GET THE SUNDAY BRIEFING →

RELATED · energy