Script loading behavior dramatically affects perceived performance. A stylesheet `` is render-blocking, because the browser pauses rendering until the CSS is fetched and parsed (otherwise unstyled content flashes badly), and a `
Chapter 8 of 8
Script loading behavior dramatically affects perceived performance. A stylesheet `` is render-blocking, because the browser pauses rendering until the CSS is fetched and parsed (otherwise unstyled content flashes badly), and a `
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