^ I think that's the point and what he goes for with his casting (at least it's the impression I get). He's very faithful to his favourites, however obscure they may or may not be to us (Phenelope Wulff, Tatyana Usova, Michaela Kocianova...) but overall he wants the attention to be on the clothes rather than on the models so he just picks whoever he wants without worrying if she's the last season Prada exclusive or girl who opened Calvin Klein or whatever...