Darwin Nunez is an enigma of a footballer. The Uruguayan has all of the physical attributes to be a full-blown superstar in this game, but, at the same time, he just doesn’t seem to be able to put it all together. He’s so fast, so strong and so hard-working, but that end product has always been ever so slightly lacking. Speaking to The Anfield Wrap, John Barnes has been discussing Nunez’s abilities, and while he noted that the Uruguayan does have some shortcomings when it comes to his finishing ability, he says that he doesn’t have an issue with the £70m player. Barnes has no issue with NunezB…