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I am a newb, and it is intended for newbs, probably went a little overboard with the detaill, wouldnt expect a veteran player to benefit from it =)
I don't use it to see my whole ally bonus, that would be a very inefficient way to see my ally bonus, I use it to see the bonus specific...
(# of soldiers * individual attack (or defense) strength)/50 will give you your ally bonus for a specific building. ex: A lv1 forge at full...