While I am new to sailing, here are my thouhgts: I fly (airplanes) and I think this is sort of on the same
line......when working towards your private pilots license, the instructor teaches you and makes you use chart navagation. This means that the aeronautical chart''s on your lap, a plotter, and a flight computer (non-electronic), a pencil, and a timer. That is it. Of course he sits in the right seat with his
GPS and knows exactly where we are, but that is not the point. Somethings you should just be able to do on your own, without relying on technology. Now that said, I love the uses of
GPS and all technology for that matter and will continue to use them in all of my endevors. Comparing with another hobby of mine (motorcycles), they say to "dress for the fall, not for the ride." Plan for the worst (while thinking positively

, and always have a backup for your backup. Just my thoughts