On Sat, 8 Sep 2012 03:56:42 -0700 (PDT), Flying Pig
wrote:

From my techie friend Geoff Schultz, we now have sailboats doing 40 knots with under 20 knot winds:

http://tvnz.co.nz/sailing-news/team-...-video-5067053


Been doing that on ice for years and years :-)