[CentOS] OT: cheap DVD-RAM media?

On 8/5/05, Bryan J. Smith <b.j.smith at ieee.org> wrote:

> In general, avoid DVD-RW, DVD+RW and DVD+R for backups if you are
> worried about longevity.  Especially DVD-RW and DVD+RW (which _are_ MO-
> based, despite marketing to the contrary) because of the error rates of
> MO.  DVD-RAM mitigates this with a write-after-verify.
> 
> 

Can you tell me what does MO-based mean?

-- 
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