Well, the hardness of the clearcoat would certainly impact the durability of that solution. Specifically, if the clearcoat were too hard, it would have a tenden

Well, the hardness of the clearcoat would certainly impact the durability of that solution. Specifically, if the clearcoat were too hard, it would have a tendency to chip. Too soft and it might show marks from impact or wear off with the use of a case. It's a harder problem than it seems.