I was sitting at a single-post table near the back of Julius' on 159 W 10th. In between scanning the playbills, magazines, and fliers papering the walls and trying to write the preliminary outline of this piece, I just kind of stared into my clear plastic cup, where an orange rind was floating in shallow beer like an upside-down smile, reminding me of the Cheshire cat. The place was packed to the gills, which isn't unusual. But local hero John Cameron Mitchell let it be known that he and some friends were going to be DJ'ing that Thursday night following a Q&A at the IFC Center. The theater is hosting a limited revival through February 3rd of his 2006 film Shortbus , newly restored and distributed by Oscilloscope Laboratories. Originally released by the now-defunct TH!NKFilm, Shortbus is a seminal piece of independent queer cinema, an ensemble drama about the intersecting romantic lives and sexual dysfunctions experienced by a bunch of mostly professional middle-class ...