I think Quanta discovered people like me rarely get past the third paragraph, and they made this to keep my attention. And it's working.
—By "working", I mean I can experience it in Chrome and I feel like I'm retaining information. In Safari 17.5, the images don't load.
I know it is not going to happen, but ideally the browser would be more configurable than they actually are so that you could configure yours for high visual stimulation whereas I could configure mine to make pages standardized and plain for rapid "navigation" (scrolling, searching in the page, copying): i.e., ideally the site would publish just the words and the browser would be responsible for almost all of the UI.