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> Having your app burn battery for half a second doing absolutely nothing is bad UX. That kind of latency does have a meaningful effect on productivity for a heavy user.

The implication is that React Native is to blame for this and I'm not sure that's true. What would the ms delay be with pure native? I have plenty of native apps that also have delays from time to time.

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It all depends on whether the number includes network roundtrip or not, which they don't state. I read it as not including a network request, i.e. all CPU and local I/O.

The article they link to about how they optimized talks about caching network calls as part of their strategy to get below 500ms, so I would assume network calls are included in the number.

React Native is just a tool, this is Shopify's fault

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