As a "Ace" IL2 1946 tail gunner...............
I find CoD tail gunnery needs simplifying by more flexible key mouse options.
In IL2 I'm used to flying backwards whilst using the tail gunners.
In CoD its impossible to this efficiently without being able to bind key operations.
By the time you get all the procedures out the way your shot to pieces.
Also I don't seem to be able to damage fighters with the tail guns.
Don't even mention the inverted mouse in TG
So yes simplify the tail gunner stuff and fix the mouse firing locked movement and mouse inversion to start with.
Then the bomb arming and then the .................................................. ......