Sometimes I can't help myself. I tried the V2 shader in Wilbur, and this is what popped out (after the usual shading and some piddling about with Photoshop):

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One thing I left out in the most recent Wilbur tutorial-type thing was the used of Filter>>Morphological>>Erode as a near-final step. It will reduce the amount of fine-detail noise and give a more chiseled appearance.