So probably by now you are thinking of how in the world will HTML ever substitute Javascript.
Well I didn’t mean it literally. But then in some ...
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So you replaced 8 Scripts with one generic script and changed HTML. Good job, congratulations. Still, that doesn't mean that you actually replaced JS with HTML.
The other way around also works: write your page in vanilla HTML/CSS, with no JS at all and make it work. Now use JS to enrich your customer's experience. Now you switched your development pattern from graceful degradation to feature enhancement.
I actually enjoy the second approach more. Unfortunately, its much harder to package that up as a tool as its something best taught. In the case of the above the end goal was to have a tool that covered both vanilla HTML/CSS and considered the experience all as one.