The making-of piece adds a lot of useful information. We hear solely from visual effects supervisor Kevin Mack as he narrates images of the different computer-generated material. We see how much of the film used CGI and Mack ably tells us ...See moreThe making-of piece adds a lot of useful information. We hear solely from visual effects supervisor Kevin Mack as he narrates images of the different computer-generated material. We see how much of the film used CGI and Mack ably tells us how these effects were done.
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