When the meta gets nerfed, the underdogs rise. While 1.06.1 hits the top dogs, it provides indirect buffs to neglected weapon classes.
Surprisingly, the infamous Zimmerman shotgun escaped major nerfs (only a 3% reduction in reload speed). FromSoftware seems content allowing shotguns to rule close-quarters, as long as they aren't paired with instant-stagger shoulder weapons. Armored Core VI Fires of Rubicon update 1.06.1 ...