Ars Technica: General Motors designs a new “brain and nervous system” for its vehicles

"The system has been designed with over-the-air updates in mind, an often-requested feature now that Tesla has proven the idea out."

"GM claims cybersecurity has been baked in from the start."

https://arstechnica.com/cars/2019/05/general-motors-designs-a-new-brain-and-nervous-system-for-its-vehicles/