Last week, I posted a short update on LinkedIn about CrUX’s new RTT data. Go and give it a quick read—the context will help. Chrome have recently begun adding Round-Trip-Time (RTT) data to the Chrome User Experience Report (CrUX). This gives fascinating insights into the network topography of our visitors, and how much we might be impacted by high latency regions. What is RTT? Round-trip-time (RTT) is basically a measure of latency—how long did it take to get from one endpoint to another and bac...