The running-exercise-workout landscape is populated by companies with immediate brand recognition. But in this Q&A, David Allemann, co-founder of On athletic shoes, reveals how a garden hose, some Swiss engineers, word-of-mouth/social media marketing and lot of perseverance by ultra-athlete turned inventor Olivier Bernhard are putting the three-year-old company on the map alongside such veterans as Nike, Adidas, K-Swiss, Asics, Puma, Brooks, Saucony, Mizuno, Avia and New Balance.