Thu, 17 Feb 2011 21:30:26 +0000 urbanc more on the conclusion
Thu, 17 Feb 2011 13:25:29 +0000 urbanc first ideas about conclusion
Thu, 17 Feb 2011 11:42:16 +0000 urbanc completed first direction
(0) -100 -30 -10 -3 +3 +10 +30 +100 tip