1. In the commercial, dude was sitting on a couch. Intrepid explorer of secret tropical river basins he was not.

2. I don't know nothing bout iPhones, but if you get cell reception at all, and you're in the US, the chances you're on the 911 system are pretty good. And if you're calling your friend from your couch in, say, Nepal? Then you've woken him up thanks to the time difference, and are still no closer to real medical attention.