Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 041640e8165779c7d10e970968825809686cc2ae93139e068b18093fa21d1a633b8cbfeaf0bc7b515b1bd3c5229440664c509c11df520d9dcf3e621e0946832d17