Love the cloud, don’t depend on the cloud. If you want to make sure your info is backed-up make a physical copy also, and I’m not just talking about ¬†slapping it on disc or drive, transcribe everything on legal pads. You may also want to hire a person you can recite all your knowledge to, so they can memorize it and take your place in the event of your death.

THERE IS NO WAY TO BE SURE