Well, you know that the game is fiction, and that you know that it's a game. But guess what? Fiction isn't real! That means that I can make a game where airplanes existed in 1748! And guess what? That means that my game is fiction! Get your facts straight!
Their message is deleted now but I remember this person. I looked at their profile before and I remember they were leaving nasty d-bag comments all over the website on like dozens of games, so yeah either they were trolling or are just like the most spiteful, angry and unlikeable person on the internet.