In the 90s, every sci-fi movie that featured data storage invariably had some far-future version of a CD in it. It may have been in a caddy, or have a weird holographic sheen, but everyone thought optical discs were the future. Today, that doesn’t seem likely, but continuing research into optical storage might prove those movies right after all.
Source : How Optical Discs Could Make a Comeback Thanks to This Breakthrough
