Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 047821e53a73ef8beabd632a9f66c0c1efa90021e18b517b294fdb36c0f0f93aac419fe0645fba609776db959f0a42873820054fb74df3fb7b13030c5b99d27b95