> Cars don’t just appear magically next to you. They don't, but: 1. Your perception is not perfect. 2. A truck passing you means there was a blind spot and you

> Cars don’t just appear magically next to you. They don't, but: 1. Your perception is not perfect. 2. A truck passing you means there was a blind spot and you have no idea what was there. 3. There are areas with many lanes merging / splitting, where it takes most of your attention to know where you're going; little left to track everything around. Tracking your surrounding is great. Accepting that you're going to make mistakes, adjusting for that and also allowing assistive tech is even better.