Offered as an unfamiliar example, uncertain if it is MiniDisc.
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Seems like you're right but I never-ever saw this: this video Although it seems like it's not really minidisks.

623K views · Aug 17, 2018 · 16:15 · 0 HN recommenders · 3 mentions · discussed 2020–2023
An LGR Oddware episode looking at Sony's MDH-10 MD Data drive from 1995, which used MiniDisc for computer storage years before Hi-MD. The host tries out the drive with its original drivers and software.
Why Hacker News points people here: HN cites it as the go-to video on the little-known MD Data format, mostly in MiniDisc and obsolete-media threads.
“LGR did an Oddware video about it a few years back”HN comment, 2023
Offered as an unfamiliar example, uncertain if it is MiniDisc.
Seems like you're right but I never-ever saw this: this video Although it seems like it's not really minidisks.
“Sony did release drives, DGR looks at one in this video for example”
LGR looks at a Sony MiniDisc data drive.
Sony did release drives, DGR looks at one in this video for example this video . It's yet another example in the weird graveyard of replacements for the 1.44MB floppy that didn't catch on.
“LGR did an Oddware video about it a few years back”
LGR Oddware video on MD Data, which flopped.
They did. MD Data was a thing. It just flopped super hard. It was way too expensive over Zip disc for a minor storage increase and size decrease. LGR did an Oddware video about it a few years back: this video