I don't think so. - You'd also need to let them stand for 100 years or something to get a better view of all possible weather events. Oh wait, weather events a

I don't think so. - You'd also need to let them stand for 100 years or something to get a better view of all possible weather events. Oh wait, weather events are becoming more extreme. - Materials of production are imperfect. We're well past poorly made cast iron, but maybe something wasn't quite perfect when that bolt was cast. - Improper usage or external emergencies may still impact usage.