Compléter Optical storageVersion en ligne Fill in the blanks to understand optical storage par James 1 types discs films streaming optical cheap Blu wet nowadays DVDs much CDs Optical music Optical are things like , and - Ray discs . There are different of optical discs . They are portable , and wont be damaged if they get . discs aren't used as because people are using services for and . Lots of newer devices don't even have disc drives .
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