SANTA FE, N.M. (BRAIN) ? What began as a white-water kayak excursion to California’s Kern River has ? 20 years later ? put Ben Sarrazin smack in the middle of the e-bike revolution.Today he owns Yuba, a small bicycle company specializing in cargo bikes with headquarters in Cotati, California, not far from another of California’s famous white-water destinations ? the Yuba.