Manufacturers are powering up on their Blu-ray disc development, now the format war's over: just two weeks ago we had the 6x speed ones, and now Delkin has these archive-quality discs. According to Delkin they're the first BDs "guaranteed to preserve data safely for over 200 years" and they use some sort of patented phase-change tech to make the discs resistant to UV degradation. They're also 25GB, 4x speed burnable and have an anti-scratch coating. You're only going to want to preserve really important stuff on them though: a ten-pack will cost you $250. Now, to find a Blu-ray player that'll last two centuries... [Reghardware]

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