So, I've become somewhat obsessed with getting the perfect tie dimple. You more experienced members: How come some ties give a perfect, teardrop-shaped tie dimple, like this: And others give this horrible crevice, like this: I'm not talking differences in the way it's tied; I'm tying all of the ties in question. Is it the silk? The interlining? the width of the blade? I've taken to tying ties before I buy them; is there any other way to tell?