With the density of smart devices I suspect I'm regularly within 100 meters of several 1000 people. Even a short trip on a highway adds up quickly, not to ment

With the density of smart devices I suspect I'm regularly within 100 meters of several 1000 people. Even a short trip on a highway adds up quickly, not to mention any urban areas, malls, or campuses. Sadly the routing looks pretty simple. I was hoping for something that could give my local events like weather, road conditions, etc even when there's no network coverage. Imagine if oncoming traffic could warn you about what you are going to hit in the next few miles?