User blog comment:Damac1214/Black Ops II Patch Notes + Micro-Transactions on the Way/@comment-5952837-20130314033140/@comment-108.0.235.154-20130316081046

Maybe they nerfed em so we'd be forced to use other weapons, or so we just don't fire until dry, packapunch, then fire until dry, then swap to other LMG, then repeat process.