A Netflix Web Performance Case Study (via) Fascinating description of how Netflix knocked the 3G loading times of their homepage in half for logged-out users by rendering the React templates on the server-side and using the bare amount of vanilla JavaScript necessary to get the homepage interactive—then XHR prefetching the full React code needed to power the subsequent signup flow. Via Alex Russell, who tweets “I’m increasingly optimistic that we can cap JS emissions by quarantining legacy frameworks to the server side.”
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