Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04c975973381c79bd49cb79701a35fb5e665e17fb50cf032fdf34a9bf1e2215ba2309ede2ae22a459a5c9914ab1d138e1fd33b4151b381342e6b837874cf2001a5