I tend to move fast and maneuver a great deal, dual beam banks may not fit my style, but I will consider the change.
I tested BO vs a 2nd FAW and I tended to score higher with FAW. But I can easily go switch between the two.
I am not sure what you mean by Aux2Batt build. While I am quite versed in playing the game in general and the acquiring of wealth, this is my first attempt at a high end build.