Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 041b29122bca957ce67a7807a747b5e1a0a5c859cfc273355f51c94852d7ad3a5eabb7aab769c75aa3090cc441e7426a567383691a3cd398c76f48ad2389808a1c