Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0479663c23991dc7b3167b7c6155e620861c8aceda62a8d0aca6fd0bb42a29f5e06facd8e610f1aed545e863d59726bf9256cb4bb7abf5e18c0bb9658fc7268821