“glowfic” apparently. written in a roleplay forum format.
This is not a story for kids, even less so than HPMOR. There is romance, there is sex, there are deliberately bad kink practices whose explicit purpose is to get people to actually hurt somebody else so that they’ll end up damned to Hell, and also there’s math.
start here. or don’t, of course.
https://www.glyphweb.com/arda/i/iarwainbenadar.php the elvish name of Tom Bombadil.
Could it be that Yud read about Bombadil, thought, “man it’s a good thing this dude is with the good guys, or middle earth would be screwed” and then decided to spin that into a technocult about AI?
Bombadil is a fat dude living in splendid isolation with a beautiful woman, unconcerned about the evils of the wider world. Perfect ideal for Yud.