Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04918c990a7815136957b7155e94ca902f7b84d36316e447b7b3ff062aab01c8ffa8236b794379dc237ce85095aa5d4db7ad37c4ab4fe1bf6d3507f66b47698fde