Originally Posted by Zorex
That's fine. Main thing is, though, that shot could have been rushed just for that trailer, to the point where it bears only minor resemblance to the finished shot. It is possible. I cut a trailer earlier this year that had a number of shots that were unfinished, and most were delivered as temp renders that varied considerably from the final product. Different movies, I know, but it happens a lot with VFX-heavy films.
This has been my experience as well although to a lesser extent.