The October 28 patch for Call of Duty: Modern Warfare 4 puts weapon consistency at the centre of its first tuning pass. If you're weighing CoD MW4 Boosting options, it's also a good time to revisit your loadouts: several SMGs now deal more damage to arms and hands, while movement and challenge tracking have changed too.Which SMGs changed in the October 28 updateThe ISO Nightshade, PPSh-41, VEL...