owl flight on Nostr: Now to do generate the backup keypairs securely would require the ability to generate ...

Now to do generate the backup keypairs securely would require the ability to generate keypairs offline (preferably on an airgapped system), but as I mentioned above I haven't been able to figure out how to do this - in particular, I haven't yet figured out how to generate a public key from a private key in a place that's sufficiently distant from the internet.