I can safely infer from your post that you have never repaired anything on a car. I'm talking about the "getting so dirty you have to use Dawn Ultra as shampoo"

I can safely infer from your post that you have never repaired anything on a car. I'm talking about the "getting so dirty you have to use Dawn Ultra as shampoo" part of the experience. Glass wouldn't last a minute. I usually even remove my Casio G-Shock watch.