MagStor Take
The archival community's return to physical tape is not nostalgia — it's a rational response to a structural problem with cloud storage. Cloud durability guarantees like "11 nines" exclude the vectors that actually destroy data: human error, software bugs, malicious insiders, and vendor shutdowns. At petabyte scale, cloud egress can cost the equivalent of over a year of storage fees — a lock-in penalty that prevents independent integrity verification. Enterprise IT and M&E teams managing AI training datasets and media libraries should take note.
The Story
After a string of high-profile cloud failures — including a 2019 server migration that permanently destroyed an estimated 50 million songs from 14 million artists, Google Play Music's 2021 library deletion, and the 2019 collapse of the Ultraviolet cloud media locker — archivists and preservation specialists are abandoning cloud-first strategies and returning to physical tape. Practitioners cite three structural flaws: unverifiable geographic redundancy, integrity checks that depend entirely on trusting vendor tooling, and retrieval costs that function as practical lock-in at scale. The field's conclusion is that LTO-class tape remains the only medium whose economics and durability hold over decade-scale retention horizons.
Source
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