Lawrence Lessig gives a very insightful review of the film and explains how, in spite of it still being a solid film, writer Aaron Sorkin managed to miss the mark in crafting an even better (and ultimately, more honest) one.
It helps if you've already seen the film to fully appreciate the review which can be read here:
http://www.tnr.com/article/books-and-arts/78081/sorkin-zuckerberg-the-social-network?page=0,0