Severe Weather Alert. City streets snow-blanketed around 9-degree Fahrenheit. Christophe Barratier's film Les Choristes. One Espresso Ristretto straight shot. Nexus: Small Worlds and the Groundbreaking Theory of Networks by Mark Buchanan. One more Espresso Ristretto straight shot. Grainy photos of Michigan Avenue in a foggy day with sudden urge to watch A Damsel in Distress again. Two more shots. Oh, winter night.