Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0406419a54f673ac2d149cf9c6ba636b8d8fd962400f7c095c2d337a8b1378bb0fbff568e232e80e3106182bdede5d22181df556326f41a06b2624c660fc1941b3