Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04d421f704bfed814589226381981f7efa23751c50a8ffd8d12ea9e2093e298c85caac63e0d37f0742aeef4107f424cf4fb4f2430e942c7d5672979bab03ec6706