The HD movie format war aside, there will almost certainly always be a need for a disc medium to backup our computer files with, and Blu-ray has been trying to fill that need since its release. Unlike the other format, Blu-ray burners hit the market before the movie players did, and gave computer users the ability to backup more data than ever before on a 80mm disc. Even if both formats are replaced by downloadable content, there will still be a need for big optical discs to store those movies, and Hitachi plans to offer an 8-layer Blu-ray disc capable of storing 200GB of data. While this seems like a lot today, by the time it hits the market in 2009 it might not seem like much at the rate hard discs capacity is increasing.
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