Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04209180bab4944f51427a63bd0370e44c365c4f20142cc0ccf668adf75740009ad0c930e21bee441a40b3578a644535436b149d411cb3f32f4c02e40482f9fedb