Here comes the brother of the K-7 vertical green line bug, the vertical green banding of the K-7!http://forums.dpreview.com/forums/readflat.asp?forum=1036&message=33389418Well, I think this careful-minded K-7 user has a very clear description of the phenomenon and problem. The banding does not always appear. But when it appears, once appeared, all ISO speeds are affected.Do note he has updated to