The transition from the green walls of Cross River to the arid plains of the northern border was a lesson in geographical friction. Without digital transit trackers or GPS, we had to move like ghosts, trading the battered Hilux for commercial transport buses, moving from town to town by paying in crumpled naira notes.By the time the landscape flattened into a vast expanse of pale clay and thorn bushes just south of the Niger republic line, the air had turned into a furnace."The atmospheric resistance is higher here," Julian said, squinting through a pair of cheap, analog aviator sunglasses we’d bought at a market in Kano. He was holding a mechanical fluid compass—no screen, no battery, just a magnetized needle floating in oil. "The sand... it has a high iron content. Without the network to balance it, the desert is acting like a massive, ungrounded capacitor."Julian’s fingers were steady, but I knew the silence was still a phantom limb for him. Every few minutes, his thumb would tw
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