New Era in Safety When Cars Talk to One Another - NYTimes.com

Hopefully data privacy and security are top priorities

"Google may already be experimenting with its own driverless cars, but the technology being tested in this university town by a group of academic, industry and government researchers could be retrofitted into ordinary cars.  The National Highway Traffic Safety Administration estimates that vehicle-to-vehicle transmitters will add only about $350 to the total cost of a vehicle by 2020. The safety agency expects prices to fall as the mandate approaches, as has already happened with features like rearview cameras, which will be required in 2018. By the end of the decade, if all goes as planned, the typical American vehicle will be part of a network, constantly sharing information as it travels."

New Era in Safety When Cars Talk to One Another - NYTimes.com