dhalsim on Nostr: Why not have this instead of a key rotation: Have 2 keys in a service: Master and ...

Why not have this instead of a key rotation:

Have 2 keys in a service: Master and Slave
Service listens for slave's events. Deletes them, and signs the same event with the Master key.

If the delegated key is compromised, simply swap it with a new one in the service.