I'm not quite sure what being a leftie has to do with the point you're making. This isn't really a political point and more the valid (though not particularly novel) view that "most websites are overcomplicated".

> Writing the simplest of websites requires a ton of tooling now.

Meanwhile my website personal website is nothing but markdown files that get rendered into static HTML with a little bit of CSS. You really don't need a massive JS framework for a simple website.