True, the Iron Mountain "safe storage" facilities where absolutely EVERYONE stores their documents, keep catching fire, in many places around the world. You'd think they'd be able to put in sprinklers and keep the fires from happening, especially when they are storing paper.
Rubbish , US Financial services regulators require securities firms to keep digital records Ithink for 10 years although it might be 7 years but in any case long enough ....