> I've seen about a half dozen datacenters lose power over my years consulting for
> various Fortune 500 companies. All had UPS, either the UPS failed, the transfer
> to generator failed, or the generator failed or ran out of fuel after starting.
>
> In addition to those site specific issues you also have cases like the power outage in 2003 where if you didn't
> have enough diesel fuel on site to last several days you were screwed because you couldn't get more.

And even if you have enough diesel fuel... you may then run into environmental
regulations that prevent you from actually burning it for long periods.

> A UPS is not sufficient. I am assuming the market for Optane DIMMs was servers
> in a datacenter that have data of value to a business that is too costly
> to lose. No one was installing them on a home PC, let alone a laptop.

If your data is that critical, then NV is unlikely to be sufficient.

You will need to learn to spread across multiple machines of multiple types in
multiple places etc.

Or accept that your data is, uhm, not that critical after all. :-)