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  • Howard jones thinks this is interesting:

I have myself not used this feature for optimization, although the Om bindings in ClojureScript for ReactJS are significantly faster because they need only check reference equality instead of deep equality as objects are immutable in ClojureScript, although I have made a secondary usage, to ask ReactJS to disclaim ownership of some part of the DOM so that it will play nicely with third-party functionality.

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Cover of React: Building Modern Web Applications

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Worst. Sentence. Ever!