Sony's Record-Busting Magnetic Storage Tape Unlikely to StickSony has announced magnetic backup tape with the world's highest areal recording density -- 148 GB per square inch. It provides about 74 times the recording capacity of conventional mag tape media, Sony claimed. Data cartridges made using this technology could record more than 185 TB of data each. This technology is aimed at applications that require high density.
Source:
Sony's Record-Busting Magnetic Storage Tape Unlikely to Stick