It was two years ago when we last wrote about Millenniata and its Millenial Disc for ultra long-term data storage of somewhere between "1,000 years" and "forever." If you'll recall, it works using a "synthetic, rock-like" layer that your data is "etched" into, rather than burned onto like other writeable discs so files don't corrupt over time. Since then, the disc's been given DoD certification for data retention in extreme conditions and redubbed M-Disc, while Hitachi-LG has signed on to produce drives. We recently got the chanc