Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04864019bdf2c7dc5c7b12827c4eb2bc643f7fefd805951a693ccd317ad9f48060200cf0fbde010d5e71daa5d066c6c43341024c714577c299b16063ce9aad41fc