As we keep uploading photos every day, data storage is getting colder. When you want to fetch an old photo, thereās a growing chance it will be retrieved from a Blu-Ray disc by a robot.
An offbeat idea hatched in a lab at Facebook has now evolved into a new class of optical cold storage, with commercial products from two giants of the tech industry. The initial foray into Blu-Ray was an experiment to help Facebook manage a flood of incoming data, with users now uploading more than 900 million photos every day.
