A month ago the highly upvoted blog entry [0] about Rivian’s rejection of CarPlay included this quote from Rivian’s Chief Software Officer, Wassym Bensaid:

   The challenge with screen mirroring solutions is that they take over every single pixel in the car, and that’s not the way we see ourselves interacting with our users.

[0] https://news.ycombinator.com/item?id=48769397