This isn’t a community of people interested in playing casual mobile games. Their interest in playing this game can be assumed to be low. The author is trying t

This isn’t a community of people interested in playing casual mobile games. Their interest in playing this game can be assumed to be low. The author is trying to have a discussion about the game and might get more interesting feedback from people who can play the game, and is explicitly offering promo codes because of this. And, $1 is material to many people.