It makes a refreshing change to hear from someone who uses a back up GPS to another primary GPS, rather than those who think it should be a back up to a mark one eyeball and stopwatch, (which should be the last port of call..)
In reply to what I assume was a very sarcastic post, every flight was obviously planned and flown using a paper chart, DI, and watch - just the same as every cross country I've ever flown. However, as a low hour PPL who'd only ever flown around Florida and the UK, I decided that when tackling the deserts of Arizona and Nevada, and the mountains of the Rockies and California, I'd be very happy to have all the navigational backup I could get my hands on...
