Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0416b254ab07803f36b8c38bb46b3eab8300748fc561f57dda32cca9aec4015474e0e9ddc179d60ec106c35e5ea96a92b4bf13da39e6defe57c5807ed707a4b23a