Sony's not a camera company or at least hasn't been until relatively recently. Its heritage is as un-optical as any recent manufacturer can be and is certainly far removed from the heritage of the likes of Nikon, Canon, Leica, and Pentax. Yet, among the gravestones we see littering the photographic landscape, it seems likely that the A mount will soon join them, finally severing any link to the past. So, why wasn't the A mount Sony's future?