Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04b6378b2f27dab37a1a300d9a2993ffd34f4202d687d7e8f912d16132c8fcfcb351a97f332a11a2f77283cbb033ff217fab3908ff6ad86bb33cedd3fafa8e9f1b