Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04819da1cb4a3d3b64110bf794fae18443fc40537f85dd67c8c4081a682d4c81b86166bbc7fd5e8c43d5d292cdcf9ec004123c1847a291a6e4c6df764e0a93e755