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Usain Bolt, Lance Armstrong and the Duck Test
- bluehorseray 4y agoI've always wondered if his scoliosis helped him run faster: https://pbs.twimg.com/media/FJ9xOkvX0AIv6DV?format=jpg&name=large https://pbs.twimg.com/media/FJ9xOkvX0AIv6DV?format=jpg&name=...