I was looking at it earlier today, actually. I think the top "stripe" and the black box next to the window are both shadows in the first picture. It seems like it was a sunny day. Either way, it's an opinion, I could be right, I could be wrong, but yeah. I think it was just an angry old man who knew what he was doing, and did it.
Well, if they're going to ban that many students, guess who shouldn't get tuition!