Mostly in the same way the average person would assume "Hacker News" is anything but a place for SV investment bros to hang out and become rabid Libertarians.
Functionally on most devices losing network coverage renders GPS useless. I keep telling people to download OsmAnd if they want to be able to view maps on a plane or get home from their hike outside cell range. Google maps will try to cache maps to some degree nowadays but it tends to be very flakey and it seems to be very easy to accidentally get it to drop its cache when you're outside cell coverage.
Functionally on most devices losing network coverage renders GPS useless. I keep telling people to download OsmAnd if they want to be able to view maps on a plane or get home from their hike outside cell range. Google maps will try to cache maps to some degree nowadays but it tends to be very flakey and it seems to be very easy to accidentally get it to drop its cache when you're outside cell coverage.