These slides trace the path between a user action and a page response – showing how network latency turns a simple request into visible waiting, long before a user blames "the frontend."

Each slide digs into the tension at the heart of network latency and makes one thing clear: performance depends on the full delivery path, from browser and network to server, API, CDN, and third-party code.

For a full definition and a breakdown of how network latency works, check our glossary article on network latency.