You're right Harry's mood is some evidence for his having the body. And from his behavior I think it's clear where it is:
"The gem upon your ring," Dumbledore said. "It is no longer a clear diamond. It is brown, the color of Hermione Granger's eyes, and the color of her hair." A sudden tension filled the room. "That's my father's rock," Harry said. "Transfigured the same as before. I just did it to remember Hermione -" "I must be sure. Take off that ring, Harry, and place it upon my desk." Slowly, Harry did so, removing the gem and setting the ring off to the other side of the desk. Dumbledore pointed his wand at the gem and -
From this and putting the ring as far away as possible I'm pretty sure the body is the ring and the rock sits on it to fool the magic detector. Someone called it in the comments on last chapter, when I get a chance to check I'll edit their name in so they get the appropriate Bayes points.
Yes. Note this part:
Slowly the boy sat up in bed, his hands momentarily fiddling beneath the covers.
He was putting the ring on, because he was afraid of wearing it while asleep, because the transfiguration might fail. Waking up with a dead girl is better than waking up without a finger and with a dead girl.
This is a new thread to discuss Eliezer Yudkowsky’s Harry Potter and the Methods of Rationality and anything related to it. This thread is intended for discussing chapter 94. The previous thread has passed 200 comments.
There is now a site dedicated to the story at hpmor.com, which is now the place to go to find the authors notes and all sorts of other goodies. AdeleneDawner has kept an archive of Author’s Notes. (This goes up to the notes for chapter 76, and is now not updating. The authors notes from chapter 77 onwards are on hpmor.com.)
The first 5 discussion threads are on the main page under the harry_potter tag. Threads 6 and on (including this one) are in the discussion section using its separate tag system. Also: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22.
Spoiler Warning: this thread is full of spoilers. With few exceptions, spoilers for MOR and canon are fair game to post, without warning or rot13. More specifically: