Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 041b2c4efd9f62265b076373b00d717014bb69df00a2f014cd342c01232e0e5eddafef3e4de9db520e965cf8918768b72d3286e117b6b3d27d40c347648bb88f93