Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 044d4d2cfc78ff3ae0ad0ce46bd731ee4ee70069f85103fb286329e214f5f67ceeb5154d39d4721198116e6962249c227dfcfe30a60c815690cf445b50df32363a