Longevity of Recordable CDs, DVDs and Blu-Rays (2020)
What would one use as a media for long-long-term storage, taking only   into account the resisiliance of the ability to read the data from it?For example if you wanted to store data in a time capsule for like 100 or 200 and you where ganrateed the people on the other side had a reader capable of reading whatever media, and whatever format you chose.