Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0473bb5504d5b7f6022c538490d00965a26b6af4c11cb40a75cc5f308b1206c18ca8c86e3c8b9abf67cc7808ea4157d933e358834bd929a23bbc97e2408f08a02e