A whole new market for protective coatings & a market of gullible idiots with more money than sense. Any capitalist's wet dream. Clinically tested 100% organic esoteric libations with specially formulated probiotic vitamin Q5 that leave your stainless panels looking visibly younger & healthier.
Bro, no one is calling it patina on a brand new car; that crap is a RUST problem, and it's going to cost you money to either solve or when you go to sell it.
I watch a channel where they get old cars running, and they call it "weight reduction" but never "patina".
Everyone knows the best patina comes from slicing hot roast beef. Probably impossible for a truck. Next best option is the coffee immersion tho, which seems doable