Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0416ef448a6b83191c7eada772009c5ced6b8b86b4f2416e4a68f08c626b0f62cc2c75ebf20e159fcd12bb1b5852fa78bfa4077646d1f698b0bc7033a75f5dc22c