If you're gonna use stainless steel frame, might as well use reinforced concrete with stainless steel rebar too, no? Of course, if you want true longevity, car

If you're gonna use stainless steel frame, might as well use reinforced concrete with stainless steel rebar too, no? Of course, if you want true longevity, carve out a cave in a hard rocky hillside. That'll last thousands of years.