Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0439404904635a16307086ab28f0d8fbd7b3be66e99f8cb052246086554279cdc81998ca90cb695240e029b8b8e46d2b3d8dcd10d6a4a1c39fe491d642ce3da36d