A New Breakthrough In Tape Storage Could Squeeze 580 TB Onto a Single Cartridge Share Image: Fujifilm To sign up for our daily newsletter covering the latest news, features and reviews, head HERE. For a running feed of all our stories, follow us on Twitter HERE. Or you can bookmark the Gizmodo Australia homepage to visit whenever you need a news fix. Cramming a full terabyte of storage onto a microSD card the size of a baby fingernail is a remarkable feat, but when it comes to cost and reliability, magnetic tape is still the preferred method for archiving data for decades. And even as hard drives continue to swell in size, magnetic tape storage still holds a solid lead as IBM and Fujifilm have found a way to push tape cartridge capacities to 580 TB.