The interesting thing is that the article does not mention how much time it was left in the condition in which it was heated or where. The FNX may use a different compound to help it "mold" itself to the user's body. If you wonder about a glock, check out the glock meltdown thread in which a G17 with an auto sear ran over 1500 round and the only thing that failed majorly was the guide rod. Even the thinnest part of the lower drooped only slight from the slide!