Actually, this makes me think. The area now dissipating heat is much smaller (perimeter of the square * h, and used to be the area of the square). You have to d

Actually, this makes me think. The area now dissipating heat is much smaller (perimeter of the square * h, and used to be the area of the square). You have to dissipate the heat. The solution really can't be as simple as the article proposes.