Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 041b5e060aa916cfca08932740dfca64e6c8ad9522a9f5abd4eadfb9f6b13bd9bbfeefffd876a8cca51b1d8a2cb31247076155daa328ed2b24900707f82b5cbad4