Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04664ec266e70cdc9192ea9363707936e01d81c33fc356770a8c916fc19c99e3df17cac49a45f3ca88972b6c795c27a9c0018b15beecedc3268474f0318258ccfa