"Okay so Space Angbands are even worse than regular Angbands, Space Morgoths can destructively upload people and then run them way faster than Morgoth can just expand their experiences on his own, and he can fork people he's torturing too. So Cam finds this out, and Morgoth does a wide variety of other really awful shit as well, and then Morgoth offers to swear not to pull any evil shit if Cam will put Valinor in a black hole. And Cam says no, because he's not an idiot, but the Angband is so awful, and then he gets a way to confirm Ainu oaths so that they can't fudge it with illusions, and a way is discovered to resurrect all the Elves who're on Valinor at the time, and they come up with a sufficiently binding wording for the anti-evilness oath..."