Earlier quoted context omitted.
My car needed the nav feature in order to get the backup camera, which is essential in cars with a poor rear view.
What is it about American cars[1] and tiny rear view windows? I once got a Ford Fusion rental in the US; I was surprised how little I could see of what was behind me. I have never had the same issue with European/Japanese vehicles. 1. My sample size is small, I could have been unlucky. Anti-glare coating on rear view mirrors on American cars makess night-time driving awesome though, I wish the European/Japanese vehic…
In Europe and Japan (and most of the rest of the world), automotive headlamps conform to the relevant ECE standard which allows for less glare compared to the US standard (defined in FMVSS 108). So, at least in those markets, the anti-glare coating isn't as necessary.