Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04904c7c84fab18f3ec36b3271c910ede42ec350381c2c09ef2d56d8f318f719c73e9870a5f20a86630c61733938c374523c356abe3e68f5c0c1fcb063f949c519