http://www.newsweek.com/what-vehicle-everything-v2x-technology-how-does-it-work-1717831

Cars are now more connected than ever. And every time someone drives a modern vehicle a certain amount of data is generated, which typically goes to the automaker.

But as connected car technology advances, automakers and governments are starting to explore how that could be leveraged to improve traffic, provide real-time updates to drivers on road conditions and cut down on crashes.