He is smooth above, in, during, and after the shit. Just calm, cool, humble, confident, and skilled. It is what you need to be safe and do this in so many freaking crazy drops, countries, and rivers.
To some it is unbelievable. But if you know Ben, he is just a boater who loves to kayak in the middle of the most remote parts of the world. On the type of shit that you feel like you been somewhere at the bottom, it is his specialty.