I've had so many beta users ask me this that I did some research and wrote this up: https://photostructure.com/faq/how-do-i-safely-store-files/ https://photost

I've had so many beta users ask me this that I did some research and wrote this up: https://photostructure.com/faq/how-do-i-safely-store-files/ https://photostructure.com/faq/how-do-i-safely-store-files/ TLDR: have multiple copies of everything. Printed copies on acid-free paper is great. Keep your original files of possible. If you can, store copies in more than one location.