Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0475ff6b0d6bab9cc3e3d6ef0cb968fe8b3d052d26ec670c02e1ac4935fb571834bf9a6c73d74e4b81dbfd4514e1cda296433a8881acb8c2d0e7537cdebbd254f6