Quantum exposed: this address has revealed its public key in a prior spend. A sufficiently powerful quantum computer could derive the private key.
pubkey 0483416864ad35df5b37ada892dfc4bd9cb0e16b8a8387730733e1bee27df9f8fab0e4e0049934beacdbb1db6556ae6c903f1dfb79bbb69c658f21c0225974f3c4