I agree, bundling isn't going anywhere for sure, but the web isn't all single-page-apps built with perfect engineering and top-notch frameworks. Plenty of webs

I agree, bundling isn't going anywhere for sure, but the web isn't all single-page-apps built with perfect engineering and top-notch frameworks. Plenty of websites are just server-side rendered and just need to sprinkle some client side JS. For them it's perfect to be able to drop in a script and not have to worry about bundling or polluting the `window` object while loading external scripts.