But there's one topic that provokes a passionate response from an otherwise wonderfully laid-back character.
Musso wholeheartedly disagrees with the old argument that his compatriot Lionel Messi needs to win a major international tournament to prove himself the greatest player of all time.
It's a delicate issue to raise with an Argentine, of course, but this feels like an opportune time, with the Copa America looming large on the horizon.
Musso, though, can't understand those who have lingering doubts over Messi's greatness.
"I don't agree with that view at all. Leo doesn't need to win anything else to show he's the best," Musso tells