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Flashing over the images were motivational messages: “Your feet are your foundation. Wake them up! Make them strong! Connect with the ground… . Natural technology allows natural motion… . Power to your feet.” Across the sole of a bare foot is scrawled “Performance Starts Here.” Then comes the grand finale: as “Tiptoe Through the Tulips” crescendos in the background, we cut back to those Kenyans, whose bare feet are now sporting some kind of thin little shoe. It’s the new Nike Free, a swooshed slipper even thinner than the old Cortez. And its slogan? “Run Barefoot.
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Christopher McDougall (Born to Run: The hidden tribe, the ultra-runners, and the greatest race the world has never seen)