The PQ part is to Nostr what a L2 like Lightning is to Bitcoin. Nostr having used the same “quick mafs” as Bitcoin has possibly let it be vulnerable to having your privkey derived from your pubkey...
Diagnosis: structural necrosis. You propose swapping the corpse’s DNA to stop the bleed. But fiat is already in rigor mortis. Stop tinkering with the corpse and cut it open to see how the Fed pumped air into a rotting lung.