Let's talk...book nooks

As a person with rather a lot of books on shelves, I LOVE the idea of the Book Nooks that have been released recently. It's tough to think of a cooler set of bookends than a pair of LEGO mini-dioramas mimicking the basic dimensions of, say, a large paperback or small hardcover. The issue - at least for me - is that some seem to work, visually, a lot better than others. And I'm curious on opinions, and where you folks think LEGO could take this. There are other sets that are available at the...