Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0416d4887684eff6ea1763a5de5c8fe5296270ffa60cb6ca15e78a7fbf4f697d2b056ff73a69407b872ebe8593cf771eb4073f9588ac39a92aa5457b1efcbf110f