 Because it's really easy, especially with their reading with their parents, to share the book. A Kindle is harder to share because the book opens up bigger and it's easier to share with the parents. It's really great when you see in the library, you're walking around and you see a parent and a child sharing a book. It's one of the proudest moments of being a librarian is seeing a parent and a child read together. Wow, that's pretty awesome. What about adult book clubs? Is that big during the summer?