Similarly, the best emergency-alert system is the one you have with you. Apple is playing the long game, getting their feet wet in a new area, and providing some value. They will iterate, it's what they do.
[1] For some definition of "no-one". Obviously some people do carry around SLR's but it's a tiny minority.
And for a dedicated device, the tracking feature is laughably bad with worse accuracy than my friend's watch.
Better than nothing in case of emergency but the reliability leaves a lot to be desired.
There are lots of great places to land, but being stuck in the desert without any way to communicate is a very real possibility (Ironically, even at many small town airports I’ve landed at).
That said, aircraft have ELTs which are supposed to trigger on impact and can be manually activated as well, so an InReach probably wouldn't make a life-or-death difference very often.