I recently came across a new IBM advertisement that brought me back to those puzzle book games I played as a child. You may recall as well. You are presented with two or three drawings side by side and you have to find what is different. Well if I played that game with the photos of Yantian Port, Guangdong Province, in China, the entire page would be covered in circles. The ad compares the port in 1996 to what it looks like today and it's really startling.
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