I remember seeing the exact same animations original poster linked to, no less than ten years ago. I recognize their visual form distincly, because of how they've set back my understanding when I was learning this stuff.
There is no limit to pagerank you should receive for preparing this.
Edit: It's not that the other approach can't show the same information rather it takes up more space so it's harder to notice new relationships other than those directly shown.
Thanks for including the source you used to generate those, too. :)
(Doesn't work when I increase the size to 50 though.)