When it comes to preservation, video games are problematic. Hardware becomes outdated and the media that houses game code becomes obsolete, not to mention the legal issues with emulation. In short, one day, there may not be a way to play Super Metroid at all, and that’s a scary thought.
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Some people may still laugh at it, but video games have become part of the cultural heritage. But how to preserve work that is so volatile and bound to quickly aging technology? Somebody wrote a 27-page paper on it.