It does rust.

And you have to wash the car every time it rains? No thanks.

Left untreated, rust can form pitting and become extremely difficult to impossible to restore.

https://bssa.org.uk/bssa_articles/iron-contamination-and-rust-staining-on-stainless-steel/

I refuse to go through the body scanners, but the last time I went through the airport there wasn’t anyone trying to opt-out. I seriously doubt if the radiation perv scanner doesn’t get people to do anything, this won’t either.

Which of those girls is your fiancée?