The Legend of Cliff Young: The 61 Year Old Farmer Who Won the World’s Toughest Race - Elite Feet
http://www.elitefeet.com/the-legend-of-cliff-young-the-61-year-old-farmer-that-won-the-worlds-toughest-race

When you've reached a point of incredible optimization in the current paradigm, sometimes there's a huge amount of room for improvement simply by thinking outside the box.

Search him on youtube to beleive it

Via Coudal

In 1983, a man named Cliff Young showed up at the start of this race. Cliff was 61 years old and wore overalls and work boots. To everyone's shock, Cliff wasn't a spectator. He picked up his race number and joined the other runners.