For a window on the diversity of the British Turf, you've probably come to the right place. White, male, middle-aged, straight: all boxes checked there, I think. But if that is very much the stereotype, then at least the authorities here have acknowledged as much; and there is a corporate determination to do something about it. Nor is this merely some perfunctory response to the incendiary confluence, around the world, of a looming economic recession and the protests triggered by the killing of George Floyd. Even in 2017, admittedly, action...