Yep, I'm pretty sure that's the reason, they're having to be dragged kicking and screaming to give consumers what they're asking for.
Every time I took my car in for a service and would look at cars on the showroom floor, I would ask about Apple CarPlay options and tell the sales person how I have no inclination to buy a new car until the current one becomes problematic or the new ones have the option of me not having to rely on their not great UI for the lifetime of the car.
Every time I took my car in for a service and would look at cars on the showroom floor, I would ask about Apple CarPlay options and tell the sales person how I have no inclination to buy a new car until the current one becomes problematic or the new ones have the option of me not having to rely on their not great UI for the lifetime of the car.