Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04b121ff93f5a247609b62c35e6946e044c492c32306077eebbb46558d63e63e67344f76ea3b6095eca4ad5ec360c4b17c79738deff9dc78c4dce98b6f981fd141