We hike as a couple, so it's a bit different. But we also spend a lot of time off trail--not ideal if something goes wrong. We're looking at getting one of these units, if only to keep the younger generation at bay.

But they still make fun of my emails and texts. And my hiking clothes. And my Facebook page...

It's a long list
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Check our our website: http://www.backpackthesierra.com/

Or just read a good mystery novel set in the Sierra; https://www.amazon.com/Danger-Falling-Rocks-Paul-Wagner/dp/0984884963