Crispy Gamer writes: "The developers didn't realize this. (Or, more likely, they didn't have the time to realize this.) Grin never capitalizes on the spooky nuance of the T-600s in any meaningful way. Instead, T-600s are littered randomly around each level. Each time I shot and destroyed one, whatever gravity it initially had, and whatever gravity the game might have had, was diminished -- until nothing remained except a hollow, empty place where the game should be".