"If you haven’t sprayed yourself with repellent, now’s the time to do it," he said cheerfully, squinting through his shades along the red-brown dirt strip that passed for Nkandla’s runway. "And don’t forget to spray that talc inside your underwear. Sweat chafing can take off a layer of skin in hours out here, even in dry heat. And Tom, even though you’re a troll, in this climate you need sun block. Really. Trust me."