These are expensive hacks to work around a lack of basic functionality.
It reminds me of one kid taking something from another and refusing to give it back because they are larger.
People make websites, they think they control what goes on on the page. This isn't unreasonable to think. In fact, everything should be made to preserve that idea.
A situation where they just can't change the page shouldn't exist. Abstracting it away or otherwise working around it doesn't make it any less wrong.
Some browsers have a magic key combo to force reload. I suppose the solution is to put up a modal and ask the user to "reinstall" the web page.
I have a lot of static pages with minimal html/css that thanks to lazy loading and caching consume very little bandwidth. The technology is truly wonderful, clicking around feels like a desktop application.