Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04ffe40976296957bae489a9464052c6d4671c5bdd1eb7cb6a7744529c99ff9b81ef2e656475419e6ea846fe5c44ffadd6740a2ffddd177f3c31e376c30b01894e