Wrote a new post about wormholes in JavaScript. How to make things go faster by understanding how computers work
https://www.nearform.com/blog/wormholes-in-javascript …
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Ideally, JS engines optimize for real-world coding patterns. By using modern features in an idiomatic way, you force JS engines to improve their performance for those patterns.
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TL;DR Please don’t avoid modern features by default. By default, use them whenever it makes sense to you. If a particular pattern turns out to be a perf bottleneck, let us know.
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JavaScript, HTML, CSS, HTTP, performance, security, Bash, Unicode, i18n, macOS.