Dr Brian of London (Dev)🖥 on Nostr: they stay in sats now until the holder chooses to send them out to another wallet via ...

they stay in sats now until the holder chooses to send them out to another wallet via an invoice or convert to Hive or hbd.

I send a 0.001 Hive message as a notification (which you keep obviously) so I debit that 0.5 sat from the balance.