It wouldn't have saved the Xbox, it wouldn't have innovated the console FPS controls that nearly every FPS console game take after now, and wouldn't have proven that console FPS games could succeed, so CoD and GoW and etc. wouldn't exist, at least not how they do now.
But don't try to imagine such a world without Master Chief and Johnson and Arbiter; you'll go mad and cry yourself to sleep each nigh
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Pretty much the same as it is now. Let's face it: one video game, regardless of quality, isn't going to change much one way or the other.
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