My experience with dynamically rendered math has been the opposite: if you have lots of equations to render, it inevitably takes some milliseconds to render, which makes the whole content move around and shake as rendering takes places.
> it inevitably takes some milliseconds to render, which makes the whole content move around and shake as rendering takes places.
What a boldly incorrect comment! It's like you didn't even read the first point in TFA!
Did you read the article? That's what the KaTeX project specifically claims to address.
It's not too late to delete this comment.
Indeed. It was hell to navigate pages that rendered MathJax on demand. That also improved a lot though.