Progressive Web Apps with React.js: Part 2 — Page Load PerformanceEnsure Page load performance is fastMobile web speeds matter. On average, faster experiences lead to 70% longer sessions and 2 x more mobile ad revenue. Investments in web perf saw the React-based, Flipkart Lite triple time-on-site, GQ get an 80% increase in traffic, Trainline make an additional 11M in yearly revenue and Instagram increase impressions by 33%. There are a few key user moments in lo
