As we passed through the narrow harbour entrance you could feel the tension on board. No one really knew what to expect. We could see the gusts on the water outside Auckland’s Viaduct Basin and, while they wouldn’t have been an issue with a conventional sail plan, a solid wingsail is a different beast.
Efficient yes, low drag, yes, but unlike the analogue feel to handling a soft sail, there’s little between full ‘on’ and ‘off ’ with a wing. Think
