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React Fiber Explained with Cartoons

Meta Developers · Talk · YouTube title: Lin Clark - A Cartoon Intro to Fiber - React Conf 2017
Why it's here

HN commenters recommend it as the clearest explanation of how Fiber and React 16 work.

What it covers

Lin Clark gives an illustrated, cartoon-style walkthrough of React Fiber, the rewrite of React's reconciler, explaining its incremental rendering and scheduling at React Conf 2017.