Re: [ARSCLIST] Further thoughts on the new CLIR report. DVDs

[Jerome Hartke <jhartke@xxxxxxxxxxxx>]

I believe that the discussion was about recordable discs. Dye layers and
pregroove structures differ, and affect longevity in different ways.

Jerry
Media Sciences, Inc.

> -----Original Message-----
> From: Association for Recorded Sound Discussion List
> [mailto:ARSCLIST@xxxxxxx] On Behalf Of steven c
> Sent: Saturday, March 25, 2006 8:45 PM
> To: ARSCLIST@xxxxxxxxxxxxxxxx
> Subject: Re: [ARSCLIST] Further thoughts on the new CLIR report. DVDs
> 
> ----- Original Message -----
> From: "Sam Brylawski" <goodlistening@xxxxxxxxx>
> > The report did not intend suggest that DVD be considered a storage
> standard.
> > It stated that DVDs were beginning to replace CDs. This is an
> > acknowledgement of the push by companies toward DVD Audio as a consumer
> > medium, not an archival medium. The context in which DVDs are entioned
> inthe
> > report is within the discussion of sampling rates, not archival media.
> >
> Question for the technically knowledgeable...
> 
> Since CD's and DVD's are (AFAIK) more or less the "same animal" and
> operate by pressing (or "burning") pits into the surface of a plastic
> disc, why should there be any difference in the lifespan of the two?
> 
> Do the littler "holes" fill themselves up more rapidly?
> 
> Steven C. Barr