http://www.calgaryherald.com/technology/Scientists+claim+orangutans+closer+humans+than+chimps/1966871/story.html

Jeffrey Schwartz and John Grehan:
They propose the theory that orang utans are closer to humans than chimpanzees.

I guess that there is so much junk DNA floating around that chimps might carry a lot of orang utan detail and vice versa. What activates it is a great question.