User blog comment:Homuhomu123/Trigger Rates & Effectiveness of Anti-Air Cut-In (AACI)/@comment-26213446-20150829032554/@comment-26316660-20150829050235

It's not a variation. Really. The main focus is AACI setup, the rest is ignored. In this case, your main gun and seaplane / zuiun don't have anything to do with AACI, only B.R setup.