Skimming, it sounded like the m14 vs m16 argument from ancient times. Where will battles be fought and what is the expected range? And if the grunts have to h

Skimming, it sounded like the m14 vs m16 argument from ancient times. Where will battles be fought and what is the expected range? And if the grunts have to humo all their ammo, weight will be a concern.