That's pretty pricey at $14.18/TB for a used drive.

You can pick up refurb'd 16TB drives at $9.38/TB[1]. I have nothing against used drives, in fact, I run 12 of them at home for 2 separate NAS things.

[1] https://serverpartdeals.com/collections/seagate-exos-enterpr...

"This becomes important as the rare earth materials used in mechanical hard drives cannot be re-used, making hard drive shredding a non-sustainable practice."

Why?