For nearly two hours on a windy Sunday in February, Henry Hurren took a beating in the waters off a largely uninhabited island in Hong Kong, trying to surf a short wave for a few moments at a time. The…

For nearly two hours on a windy Sunday in February, Henry Hurren took a beating in the waters off a largely uninhabited island in Hong Kong, trying to surf a short wave for a few moments at a time. The…