See https://www.m-disc.com/technology.html "The M-DISC engraves data into a pate...

		bitL on Oct 7, 2022 \| parent \| context \| favorite \| on: Longevity of Recordable CDs, DVDs and Blu-Rays (20... See https://www.m-disc.com/technology.html "The M-DISC engraves data into a patented rock-like layer that is resistant to extreme conditions of light, temperature and humidity"