Which is why I did a double-take when I stumbled across this map today:
Granted, the effect would be a little stronger if the mapmakers had reversed the blue and the red, but political junkies might be interested in what sort of data is producing a map that has such an interesting (if not necessarily powerful) degree of correlation with the famous old election results.
The answer is a map of relative rates of marijuana use.
Is marijuana a "liberal" drug? If so, is that affecting the political climate around it and its medical and recreational use? Discuss.