Since there have been some "highly technical" computer related
discussions recently, here's something that might interest the
boaters.
http://www.macgregorsailors.com/foru...hp?f=9&t=12714

Most of this is gnus to me, and beyond me frankly, since I have no
gear to work with.
The possibilities sure look to be attractive navigational aids.
And fun too!

--Vic