DARK DAYSA nation in decline?http://www.nytimes.com/2010/08/09/opinion/09krugman.html[Paul Krugman] The lights are going out all over America — literally. . . [read on]http://www.washingtonmonthly.com/archives/individual/2010_08/025112.php[Steve Benen] It's worth emphasizing that this is all completely avoidable. . . . [read on]More: http://www.talkingpointsmemo.com/archives/2010/08/