Photo: Yoshikazu Tsuno/AFP/Getty Images
CDs and DVDs get scratched or broken. External hard drives get corrupted or fried. So how do you store important data for the long haul? Hitachi thinks it has hit upon the answer. It recently unveiled a method for storing data as tiny dots inside a thin, rugged quartz glass plate. The bits, which are encoded in a binary format, can be retrieved using a standard optical microscope connected to a computer.
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