Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 041b68264242e818b838cb59a0673840b808b60e65a8e96e08662c2398560b8936f6efe2cf5864a8f2b14ca029c1c470f39d7ab542aaf6de4c491e9fde5a99bd21