Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04c900b88220a28439338d9c851eaf61287d8ccc42cbc357427be88b9613c0dc2d451cd431e770d96a9391f4e5ceae09af26ed5c8eed0d509946c1d32e83f7fd9f