From 11:00PM PDT on Friday, July 1 until 5:00AM PDT on Saturday, July 2, the Shmoop engineering elves will be making tweaks and improvements to the site. That means Shmoop will be unavailable for use during that time. Thanks for your patience!
Elroy is a pretty mysterious old guy. He is right there when O'Brien needs him, and he lets O'Brien make his own decision about whether to go to Vietnam or run to Canada without judging him or pushing him one way or the other. That's the only time he shows up in the book, though. Hmm, we wonder if he might be a symbol….