Rawr! Cliffhanger!
...Although I think the happy look on page 13 was cute enough. Even if it's for a mission, I'm surprised that he didn't lose it there.
Personally, I like the TN notes. Most of them have taught me stuff that I hadn't known before. And apparently they don't break immersion because I got to the last page before I realized that there were TN notes in the chapter.