bbc.com Created with the help of IBM, Sony's technology allows for tapes that can store the equivalent of 3,700 Blu-ray discs. The tape hold 148 gigabits (Gb) per square inch - beating a record set in 2010 more than five times over. Storage tapes are typically used by businesses to hold huge amounts of data for a long time. Analysts IDC predict that by 2020, global data storage will amount to 40 trillion gigabytes - around 5,200 gigabytes per person. Using tape is a cheaper and more energy efficient method of storing data when compared to power-hungry large data centres full of hard drives. to read more: bbc.com
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