Video of ceramic storage system prototype surfaces online — 10,000TB cartridges bombarded with laser rays could become mainstream by 2030, making slow hard drives and tapes obsolete::Ceramics-based storage medium consumes very little energy and lasts more than 5,000 years, creators say
What does this have to do with what I just said?
The problem isn’t how much data these can hold, but that they’re not rewritable. THAT is what makes them only useful to data centres.
You can only write to them once. But they’re not like hard disks or flash memory where you can delete the data and write again.