> Use polyfills to support browsers that don’t yet support the standard you’re using. Unless your target users can't switch their browser (it happens), I tend

> Use polyfills to support browsers that don’t yet support the standard you’re using. Unless your target users can't switch their browser (it happens), I tend to feel this is slowing new browser adoption. Developers keep coddling users by making sure everything works, and users have no reason to upgrade. Make their obsolete browser function like an obsolete browser and they might just update.