Fans of Stieg Larsson’s original novel may have noticed that David Fincher’s adaptation of “The Girl With the Dragon Tattoo” made a few changes to the story, although more in terms of what was left out than what was stuck in. That’s because any adaptation of a book of this length is going to need a bit of streamlining unless you want to opt for the recent trend of Hollywood mitosis that’s splitting everything up into an infinite series of Part 1s and Part 2s.