You should really download Gears of War: E-Day's Open Beta now before it starts - TrueAchievements

Gears of War: E-Day's Open Beta is available to download right now for certain Xbox players, and because it's a huge install, you should grab it ASAP.

Ahead of both the full Gears of War: E-Day Open Beta and its early access weekend, The Coalition has opened up pre-installation for select Xbox and Windows PC players, and you're going to want to tak…