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Blu-Ray Optical Archives Scale Up, Manned by Robots

June 1, 2016

As we keep uploading photos every day, data storage is getting colder. When you want to fetch an old photo, there’s 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.

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