Only seen this one video so far, but pretty good! The boat is an "Écume de Mer", designed by Finot (translated : "Meerschaum", see http://1001boats.blogspot.com/2011/08/jean-marie-finots-ecume-de-mer.html ).
The vid is during a leg from Gib to Madeira Canaries.
https://www.youtube.com/watch?v=RMVwodtLI88