The Cybertruck does not ship with clear coat, a protective outermost layer of transparent paint.
Instead each Cybertruck owner has the option to purchase a $5,000 urethane-based film to "wrap your Cybertruck in our premium satin clear paint films. Only available through Tesla."
Just like with the Twitter takeover, what seems like obvious incompetence to anyone with familiarity of the industry is praised by fanboys who believe a billionaire genius can do no wrong. https://www.wired.com/story/this-is-why-teslas-stainless-steel-cybertrucks-may-be-rusting/