http://bookclubs.barnesandnoble.com/...377964#U377964
Disclaimer: These aren't in ebook format, they send you physical books.
(However, I think I'm going to suggest they add ebooks to it...)
I just signed up for this. Looks like a neat way to get ARC's, plus get to discuss them with the author. I have to admit I am liking B & N's site. eReader format isn't my first (or even second or third) preference, but since it isn't completely hopeless, I'll take what I can get!