Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04207ff7fb3251302d8cb29034a5d3faace454c59f9f3f25d2f1fd032b7cef2c20fef8c60d58750c09860f2ed0c141eaf6f5d0b73f340aa74df6e0db2f58efb909