I just know that one of these days the amount of books inside my home is going to reach some critical mass that exceeds the structural limitations of the house itself, and then…

(This is actually an art installation in Madrid, Spain; I’m normally not too keen on modern art “installations,” but this one amuses me. Details and more pictures — and even a video of the thing in motion, because those are actual books that blow around in the breeze — here. And I found it via Boing Boing, naturally.)