When director and co-writer Steven Lisberger conceived "Tron" in the early 1980s, the appeal of the concept was largely based on visualizing what the world inside a computer system might look like from a program's perspective. Of course, Lisberger wasn't trying to be ultra-realistic in his conceptualization, but rather was looking for a way to translate ideas and functions that the general public had barely heard of yet to the screen. As the film's title indicates, Lisberger came up with an approach that could be called electronic futurism, going so far as to hire futurist artist Syd Mead to help create the environment and objects that exist in the computer world of "Tron."

Like "The Wizard of Oz," "Tron" involves a human character pulled into a whole new world, so the places and objects

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