Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04c66a6f3c484ea5198a4400914dc553e499c301242c2ee122fe0b370ba4ca2dd998ace592fd6befadd4b1d251ef5708eaed5b1a482f8f60622673ae79a2416c87