You might think that filming a bearded actor is as simple as reminding the actor not to shave for a few months, but the proper depiction of beards on-screen involves so much more than that. As evidenced in this production diary for Peter Jackson’s The Hobbit, a team of expert technicians work tirelessly around the clock with expensive motion-capture technology to photograph each individual beard hair in a variety of climates and environments. It might seem like a small detail but it’s this attention to quality that raises Jackson’s films above epic fantasies. Like Thor, for instance. The beards in that were buuuullllllllssshhhiiiiiiittttttt.