Reading pile Thursday, 23 April 2015 15:08:54 CDT David-Braverman Chicago, Geography, Politics (0) Wow, I have a lot of things on my Kindle. And I'm adding more: The roots of the Flash Crash of 2010 go back a lot farther Chicago's yellow night sky (see below) may be turning...black? Via Schneier, an investigation of an insecure voting machine by Virginia's elections board. Back to debugging... Photo: Chicago at night. Note the yellow-orange sodium vapor lamps.