Our foiling cousins...
AC skipper Tom Slingsby motoring around 30kts offwind
https://www.facebook.com/129219187183347/videos/2345394462432507/
upwind
https://www.facebook.com/129219187183347/videos/309553213514850/
Playing with a Nacra 17 in Sydney Harbor
https://www.facebook.com/129219187183347/videos/2668046956810041/
A Moth eating the leeward mark. 
Caught a gust and couldn't avoid it. 25 kts to 0 in 1 second. Apparently they have good braking breaking perfomance.
https://www.facebook.com/ManlySailingClub/videos/670807263512149/
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