One of the friendliest blokes in sailing, Glenn Ashby also skippered Emirates Team New Zealand to victory in the 2017 and 2021 America's Cups. As well as being a great team player and an Olympic silver medallist in the doublehanded Tornado, the affable Aussie also a weapon of a singlehanded sailor, proven by his multiple world titles in the A-Class Catamaran. Glenn shares his thoughts on small cat boatspeed and foiling technique with Mike Madge...