Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04421425eb2b7fdf3369f7b5d0021a3ddfc1e27b1b32be79254b740d189c25355ac4b313c59aa4b0fc009d6a0e52eb00894c2f874e2f507ca21f4aec599ddf1c78