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https://ripitapart.com/2014/04/15/microdrive-adventures-looking-into-and-butchering-the-hitachi-microdrive-and-seagate-st1-compactflash-hard-drives/
(Part 1 of 2) Microdrive Adventures: Looking into (and butchering) the Hitachi Microdrive and Seagate ST1 CompactFlash hard drives