This is kind of like if a fisherman walking down the street looked up at a steel sky scraper and proclaimed: "Gee, how can they be making entire buildings out

This is kind of like if a fisherman walking down the street looked up at a steel sky scraper and proclaimed: "Gee, how can they be making entire buildings out of that?! Why my plastic dinghy could be out at sea for a year and not pick up a lick of rust, meanwhile my steel fishing hooks are rusty if I leave them out on a rainy night!"