User blog comment:AntiScootaTwo/Call of Duty: Advanced Warfare confirmed to be set in 2054/@comment-3967954-20140503074712/@comment-3171236-20140503185002

Well, the military does use motorcycles, and I read an article the other day about the military developing a hybrid bike that is more silent.

Either way, this is some PMC using a Hoverbike, so they probably aren't going to use the same logic as a military would when it comes to this kind of thing.