You have to scroll the page reeeeeally slow to let the text load where it’s supposed to.
So this custom code font not only looks like Apple II, but it also works like Apple II. Amazing.
I think it does a GC pause on every scroll. If you just scroll and wait a few seconds it renders. That said it got so frustrating I stopped reading, even though I was curious :(
Only half the code is rendering for me as well, Firefox iOS
Try using "Reader" mode. Tap the little icon at the left of the URL bar.