Always save a copy of a working PC and Blu-Ray drive that is solar/ambient light powered along with that data. And maybe printed instructions on how to push the

Always save a copy of a working PC and Blu-Ray drive that is solar/ambient light powered along with that data. And maybe printed instructions on how to push the power on button. If we are lucky and the beings of that era understand how to get all this together, and decide to pull your data out, it'll be validated.