Sony didn't believe that Aaron Sorkin's 162 page script for The Social Network would come out under 2 hours, so David Fincher timed Aaron reading it aloud. The reading took 1 hour 59 minutes, which was the exact running time of the final cut

https://youtu.be/Ya3jOt9K1Qk?t=1571 via /r/movies https://ift.tt/3yJqZED