"Humans have always been fascinated by darkness. Especially the darkness of a city at night, when the black sky is made ever more inky by the pools of illumination dropped under streetlights. We harken to the sound of streetcars in the distance. We are drawn to the garish flash of club signs and marquees. We love the danger of shadowed alleyways, of wealth and poverty living side by side. We love the city. It’s a part of us. Whether the mean streets...