> I've done as you suggest in years gone by with either metadata v0.9 or v1.0
Then why did you wrote
> it is not possible to make it part of a software RAID device
You are saying it is both not possible and that you've done it.
Then why did you wrote
> it is not possible to make it part of a software RAID device
You are saying it is both not possible and that you've done it.
It requires manual intervention of a knowledgable person to boot a UEFI system into the default OS if the ESP is broken or missing.