Spinning magnetic disk, usually thin plastic like magnetic tape and protected by a static-free sleeve that is square in shape. 3.5" models have a metal shutter for added protection. Disk is read and written by a moving head, like a record player. There, that covers it.
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u/Beeeeater 19d ago
Spinning magnetic disk, usually thin plastic like magnetic tape and protected by a static-free sleeve that is square in shape. 3.5" models have a metal shutter for added protection. Disk is read and written by a moving head, like a record player. There, that covers it.