Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 046c8666460419adbabd81e3dd34d9492c225d30a57a22261f60a909cf6500c14e3ba8b51351d28b70ea2f6b4c570a571fab8b796ac8677b49f5ef07a47a5e003f