The new century is only a few days old and already the media world has been turned topsy-turvy. It isn't just the merger of AOL and Time Warner that's got people furiously gazing at their crystal balls. From the snowy slopes of Park City, Utah, where the Sundance Film Festival just kicked off, to the synergy-mad suites at Sony Pictures, movie people are pondering the impact of the looming digital revolution. Twenty years from now, will movies as we know them be as quaint as a horse and buggy?
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