Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04c7b9b7e86c32372970c0109d68efa1d21e65b42135034210dfea1472ff889faad3d58e5fc9acbbb1c3d9ea3d45b6281ece8492ccb6c4dc1bb29b72c6cb117621