What’s the story behind this intriguingly composed shot by Bogotron? Is the man behind the glass gesturing at the woman in the purple dress after some sort of argument? Or is his animated posture related to a third character out of frame?

While you ponder: an impressive milestone was reached early this morning when christaki, unaware perhaps of the significance of his actions, added the 100,000th image to the DCist Flickr pool. A massive thank you to all our photo contributors, without whom DCist just wouldn’t be the same.