wrote:
http://www.harborwingtech.com/html/a...nstration.html

Unmanned sailing craft with hydrofoils and retractable sails.

To expensive and complicated. A mass produced UAV will be cheaper,
faster, and less vurnable. We have a UAV air wing moving into Ellington
field here right now.

Will have a dozen of these:
http://www.magazine.noaa.gov/stories...uav-tarmac.jpg

Flying the border, and checking shipping in the Gulf.

Joe