TechRadar: Incredible vinyl-like super SSDs could make hard disk drives obsolete
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[1]https://www.techradar.com/news/incredible-vinyl-like-ssds-could-make-hard-dis
k-drives-obsolete

   My first S-100 SSD, the SemiDisk, had a capacity of 512 kilobytes.
   Seemed like a lot of data at the time.

   Or for you millenials, that's 0.000000512 terabytes.

          Jim Bell

References

   1. https://www.techradar.com/news/incredible-vinyl-like-ssds-could-make-hard-disk-drives-obsolete