Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 048d21d4bc0aecfd2ff164e8d24401b8c0f6386fbea7ca13e8a6e65e6f11c79289af27870e4ae43bf970074f35d3d935cd33050fa9310a818d9e6367aae32c26cb