Yeah, Bioshock 2 has a few pre rendered videos in it that did the same, where they used the actual game engine and ingame graphics, just pre-recorded for no reason... Ghostbusters did the same thing. I know that most of the time, they do this for either frame rate reasons (more effects etc) or space issues... But they…
I've seen stretched UV's on a curb in skate 2 (it was really bad, went for like 20ft, and on a major street) Borderlands had some really bad poping, and you could easily get out of parts of the map (I liked it more than it bothered me, they were more like short cuts than falling through the map or anything) Art issues…
That latest diablo3 monk video also had a shitload of clipping errors... Im just glad even the 'big boys' make mistakes sometimes :) One thing I do often do is kind of the opposite from noticing errors: When I see something well done or a cool shader I try to figure out how they did it (water in bioshock, prince of persia…