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How to Open Chrome Devtools - Easy Guide | Surfshark VPN Deal — Stay private and secure. $1.99/mo + 3 Months Free ...

... 03:30 - The "Hard Part": Stale Data & Cache Invalidation 04:30 - Live Demo: Verifying x-cache Headers in Chrome DevTools.

Timestamps: 0:00 Introduction & Why Site Speed Matters 1:38 Analyzing Unused CSS/JS with Chrome DevTools 3:25 Best ...