Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 04ef53ac4160c388f5ad07614140935eab5188150d41d25734d4ea1daf7c35b94165d4130122d3d013d65aec9336367faa656b1aaebe0dcb2009f672869ea20bb9