M Disc claims to sell DVD-R and BD-R discs that are good for a thousand years. Many modern disc burners support burning to M Discs already. They're a little pri

M Disc claims to sell DVD-R and BD-R discs that are good for a thousand years. Many modern disc burners support burning to M Discs already. They're a little pricey though. https://en.m.wikipedia.org/wiki/M-DISC https://en.m.wikipedia.org/wiki/M-DISC