Check this bad boy out - TWO-WAY text messaging and position updating through the Iridium sat-phone network.
This might actually convince me to get an Android phone, since my wife has expressed an interest in having me get a SPOT. Of course, if they release an iOS app (like they seem to be mulling) that works with the iPod Touch, then I'm already set up for such a device.
Mtbr's 2016 Winter Biking GearReviews and Roundups
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