I found this tid-bit in Abrams interview for Sci Fi Wire:
Is that a lot for a movie these days? I honestly don't know.
The full interview:
http://www.scifi.com/scifiwire/index.php?category=0&id=57630
...and added that the film is not ready to be shown. "Our visual effects, unlike something like Iron Man, we have well over 1,000 visual-effects shots,"
Is that a lot for a movie these days? I honestly don't know.
The full interview:
http://www.scifi.com/scifiwire/index.php?category=0&id=57630