Like Karl Meltzer, who rocked “Strangelove” through his iPod while winning the Hardrock 100 three times in a row; and the “Dirt Diva,” Catra Corbett, a beautiful and kaleidoscopically-tattooed Goth chick who once, just for fun, ran all 211 miles of the John Muir trail across Yosemite National Park and then turned around and ran all the way back; and Tony “Naked Guy” Krupicka, who rarely wore more than skimpy shorts and spent a year sleeping in a friend’s closet while training to win the Leadville 100;