Tape Technology on the Comeback Trail

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Over at New Scientist, Paul Marks writes that new cassette tape technology from Fujitsu can store 35 terabytes of data – or about 35 million books’ worth of information – on a cartridge that measures just 10 centimetres by 10 cm by 2 cm.

But the real debut for this technology is likely to be the Square Kilometre Array (SKA), the world’s largest radio telescope, whose thousands of antennas will be strewn across the southern hemisphere (New Scientist, 2 June, p 4). Once it’s up and running in 2024, the SKA is expected to pump out 1 petabyte (1 million gigabytes) of compressed data per day.

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