Exactly the same thing could be said about Unity. Or anything with a fair amount of popularity, for that matter. If anything, Unity has far more "Fanboys".
The amount of detail and coherency in this game is staggering. 343 Industries have really pushed game art on the Xbox to where it should be going. Well done!
Thanks for the info. By the understanding of it, seems that it's also kind of similar with my country here; with small amount of developers and more studios work on outsourced projects.