Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04b90a1131f9430b4bb84c89a03e5607f45dbf4a4f3d8abec1de176b3b5407bfa0f1028b1a97124d0078fcc7d28d1479c03b2e73302e72c96658d1f2aded6e40cc