Have you ever flown through downtown Chicago and dropped down through one of its tallest buildings? Or taken a trip around the nether regions of an enzyme molecule? A little piece of computer animation history appears at the Science Museum of Minnesota this evening as "The Magic Egg" opens as part of the 2nd annual Omnifest. The film was made over a decade ago but as Minnesota Public Radio's Euan Kerr reports it broke new ground at the time and has lost little of its fascination.