I admire Smith's impulse to expand his film-making palette and was a fan of his Red State. Tusk, however, may only be for Smith completists. It was so disheartening that I bailed a little early in order to make a screening of The Reach.
Readers can love a novel or short story for many reasons -- including expert prose, a compelling plot, and well-drawn characters. There's also the appeal of what might be called the "recognition apparition."