You see, I saw that one. It’s so many of the others, which I didn’t see, then opened in Chrome to see them, I thought “well, that was a waste of time.”
I think it’s the GIFs that aren’t really GIFs, but WebP. Since it’s mostly Imgur embeds.
But really, the nice thing about using older tech even if you are a front end dev is that I can see the pain points other, less wealthy clients see. We programmers hate to optimise for less powerful equipment, which is why so many games run so slow on non-gamer equipment.