I think it helps level the playing field a lot. Making it more in lines of what other armies get, like reduce damage by 1, or passing off wounds but not on vehicles. No stacking AP is kind of odd, as you can stack other buffs.
The marines used it in WWII, it was originally status nominal, but has since been altered to situation normal. My source: Old dude down the street, so I googled it when I got home.
https://en.wikipedia.org/wiki/SNAFU
That dude on the left in the warhamster shirt is a jerk! You should cut him out of the picture so people don't think you associate with seedy, drunken, hooligans.