Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04421dd600abe5f5d32acb07ed52f796aac02ead26381716611bc3585eabc44d835bbbddbafc0768a367f7b6bc0b9c82cae612995909063be7d0faf94c6610433d