Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0420b194e9947f69ccdbf2a03eeb346d88e0868931f8f126d53c9b6174d66fe24308109262cb7b376cbe51bceab89412df4fb4e4197ab93b455c4e22e82c7050d4