Relic states that the problems come from the set up and tear down time being incredibly fast, not 6 man squads, not riflegrenades, not anything else. And they're dang right.
Well, that didn't stopped kubel from being incredibly mobile, self spotting and effective at aoe suppression.
Sets up faster, tears down faster(instant duh), limited suppression on the move.
If they think that is fine, there really isn't an excuse for maxim performing so poorly or being equal in cost to MG42.
You can't have 2 units of same category and same cost, where one performs awesomely and another one is steaming crap in comparison, yet relic does it all the time, with main inf, with mortars, previously with ATGs now with HMGs.