That reminds me of the recursive elevator sign: http://www.thescrabbled.com/posts/66891-The-Recursive-Escalator-Sign http://www.thescrabbled.com/posts/66891-The

That reminds me of the recursive elevator sign: http://www.thescrabbled.com/posts/66891-The-Recursive-Escalator-Sign http://www.thescrabbled.com/posts/66891-The-Recursive-Escala...