Speeding Up Async Snippets
CSS Wizardry
OCTOBER 12, 2022
There’s no async attribute in sight, and the code itself isn’t doing anything special: it’s just injecting a script that resolves to a regular, blocking tag in the DOM: How is this any different to just loading the file normally? It wasn’t until 2015 (admittedly, that is seven years ago now…) that all browsers supported the async attribute.
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