But the Phil, we all saw Steve do that Roast that was his espresso blend that included a Kalosi. Makes me wonder if some of the factors boil down to the actual roaster used. Personally I think that you would have some success with the WP as I think it lends it self to roasting blends more than the Gene.
You also said that you compromise, but I would beg to differ as that what blending is all about, brining different beans together to create a whole. Personally I would not call a post blend a blend, but rather a mix. All semantics I know but hey, there you go