User blog comment:SlashZero/E-6 Gauge Depletion Composition (Summer '14 AL/MI)/@comment-94.2.75.203-20140814192212/@comment-861160-20140814233807

The accuracy loss is not noticible from using 3+ main guns, and even if it was the extra damage is totally worth it. It enables cut-in at night and adds 26 base damage over double attack setup, which gets multiplied 1.2 in day and 2.0 at night.