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While CGI has hurt many animal trainers, Greg Tresan's Atlanta business gets busier every year.
This weekend, 'Oz the Great and Powerful' opens at the box office. The special effects wonder cost Disney a reported $325 million, most of which was spent on CGI.
The Swedish furniture maker Ikea increasingly relies on CGI -- computer-generated imagery -- to "make" the items in its catalog. It's enough to raise the question of whether computer graphics could ever replace people in the fashion photography business.