Google China’s Image Search for “Tiananmen”
http://images.google.cn/images?q=tiananmen
What the rest of the world sees:
http://images.google.com/images?q=tiananmen
Hmmmm….
Update: Apparently this is currently pretty easy to defeat. As of this writing they’ve already fixed the “Tiananmen” spelling, but a few random mixed capitalization tests proved that they still have a lot more variations to cover. And misspellings too.
Censorship is so very ugly.