I think the curfew thing is a little overblown. First, curfews are common and known well in advance. The band could have set an earlier start if they wanted. Second, I went back and looked at the posts after the 09 Wilco concert at Wolftrap. The very first post includes this: "The 11:00 curfew cut this one short, as they seemed to scramble to get equipped to play Wheel. If anyone saw the setlist, what songs did they cut out?" By my rough and quick count, the number of songs at both shows seem about the same (give or take a song). I think we might be giving too much weigh to Jeff Tweedy's