Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 049ffe8553e4244e81fbb9d5f8e681b05dc8801a52ac871bd9b350084e01a378369e4498d1f1eff8d0b92dda62388b13b395d5e6c4c05e698e9f9f054946bf261b