Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04016b7ffdd6caee6fde4f7c0c5237de84e8b9a1ca56225d9789fa6ef751b8cb7b281822dc86ad2ab4d135da86a7c80e461882e5af1cacde2c46bf51dc1531bb8f