Heuristic: if a place has sidewalks, it votes Democratic. Otherwise, it votes Republican.— Nate Silver (@fivethirtyeight) September 3, 2012
Nate Silver became about as big of a celebrity as a statistician can become during the election. This little nugget is obviously an overgeneralization, but has some merit. Where does this hold true and where is it false? How come?
Via Seth Dixon