Part of me thinks the idea of book wallpaper and prints is quirky and kind of fun, the other part of me is screaming "They charge what for a PICTURE of books?!" And yeah, it's pretty bonkers when you think about it. Check out Anthropologie's book wallpaper, for example. It's a hand-screenprinted wallpaper featuring two tall stacks of books; nice enough. The kicker, though? If you look closely, you can see that it's one small pile of books copied and pasted to create taller stacks. Are there really people out there who'd pay $198 for a picture of duplicated books? Seems nutty. Here's another example that's probably even costlier, seeing as prices are missing.
And here's an artist who sells prints of other people's bookshelves. I understand the concept: