If Car and Driver is to be believed I’ve been doing it wrong for 45 years.
https://www.caranddriver.com/features/a15131074/how-to-adjust-your-mirrors-to-avoid-blind-spots/
For those of you who don’t want to click the link the gist of the article is that you should have your side mirrors adjusted so they pick up where the coverage of your rear view ends, which is far out enough that the side of the vehicle isn’t visible. I’m going to adjust mine farther out today and see how I like it.
https://www.caranddriver.com/features/a15131074/how-to-adjust-your-mirrors-to-avoid-blind-spots/
For those of you who don’t want to click the link the gist of the article is that you should have your side mirrors adjusted so they pick up where the coverage of your rear view ends, which is far out enough that the side of the vehicle isn’t visible. I’m going to adjust mine farther out today and see how I like it.