Well, imagine how the apes felt being compared to Obama.
What about their feelings - hmmm?
Let’s get to the root of the “offense”.
Comparing black people to apes is offensive because it refers to the Darwinistic assumption of evolution and his assertions that some “races” are closer to apes and less evolved than others.
From a creationist point of view, we all decended from one man who was created in God’s image, separate from the animals. Racism based on genetics cannot be a factor in this worldview.