Photo: Xinhuanet
Genius: a "hidden toilet" in China that remains out of sight until you plunk in a coin. Then it'll rise up to the surface so you can use the bathroom.
Evil Genius: 1 yuan to enter .... 1,000 yuan to exit before the toilet goes down with *you* in it. Bwahahahahaha!
(Okay, I added that last part): Link | Original Source (in Chinese)
Too bad the Chicoms can't make Christians, Fulan Gong, and dissidents disappear as easily.
http://www.youtube.com/watch?v=C8iR3pgt37I