Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04439e4a90d71f96f985bfdbfe42fc5c0c3438198d3ff06baf7b9fbfac222fbe0481f9f5afe4255508ec9da04105c2e87103affa9a61ba6d1e1f781c952bf2fa8f