Nowadays, we come across many websites where the pages are too slow. They take a while to load simple content like thumbnails, texts, and pictures. Most of the time, these pages are slow not because of your internet speed, but because of the technology the websites use for serving content
Because only JS is able to do that. Everything else is just a dependency tree.
That’s not necessarily special to JS. It’s special to client-side code. A mobile app writing in swift could do this. A cli tool written in any language could do this.
This isn’t an argument against JS, it’s an argument against misuse of client resources.