I'm curious where Harry got the gun. Unless it's some kind of railgun, the bullets can't be safely transfigured. Perhaps he asked one of the professors to get it for him. While given guns to children is normally incredibly dangerous, it's par for the course in Hogwarts.
Remember back when Harry asked the Weasley twins to get him an unspecified muggle artifact? Many have speculated that it might have been a gun.
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 111.
There is 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.)
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: