Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04207d290a8f31ebee3752cefbcfd107edd04316514aec50f9d2bc9d78f49d2ff9bcae1552824b354f8eb10ddcf3975fdbd2869a2675b40bc656523fab7529c47f