This was initially developed for sound/music storage but later adapted to store software and drivers too.įor many years since their invention, optical disks were the ideal way to store data. They were the standard back then for storing drivers and media. For those who never saw one, it was a small plastic storage device, and the more recent ones were just a little larger and thicker than a credit card. A few decades ago, data for computers was stored externally in floppy drives (diskette).