Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04c221e2b15f6f49708042af3ce6db646b3706fde6c97c910d05bd24ba555e4e1c09d96b0b648cc627a7ed58e632ac69ccd5d652913c85ca4a5a77e93899f3c609