The DVD for this tour will be filmed at Red Rocks, rumor and speculation, but would sure make a great DVD.
http://www.rushisaband.com/
UPDATE - 8/16@7:41PM: Eric at Power Windows is at tonight's show and reports the following:
After much speculation, it appears that tonight's concert at Red Rocks WILL in fact be filmed for the next concert DVD. There is a camera track on the ground in front of the stage, and the guys in the merchandise booth said they believe it is being filmed for the DVD, but could not say more...