Perhaps he was hoping to lose himself in the darkness, or expecting me to twist an ankle over the uneven ground. But the Envoy conditioning squeezed my pupils into instant dilation in the low-light surroundings and mapped my steps over the uneven surface with lightning speed, and the neurachem put my feet there with a rapidity to match. The ground ghosted by beneath me the way it had beneath Jimmy de Soto in my dream. Given a hundred metres of this I was going to overtake my Mongol friend, unless he too had augmented vision.