Tag Archives: optical_disks

Half Terabyte Holographic Disks: Bringing The CD Back?

Sony researchers have been working on 20 layered optical disks that can hold up to half a terabyte of data. Using holographic techniques, these disks could serve as external drives all their own, offering 500 GB of storage on a standard disk by 2010 (enough to back up most PCs.) While various companies have been working on similar methods, Sony’s ...

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