Even more to the point, what will be around to play the thing on? And
who'll be here to do it?
In answer to your long lived, man-made chemical compound question... mortar.
On 8/26/2011 3:49 AM, Tom Fine wrote:
> The fallacy of all this age-claim stuff is that they test under known
> and/or current conditions. How can anyone project what the conditions
> will be as we get a couple of centuries out? What if a comet hits and
> toxifies the atmosphere? What if there's a nuclear or chemical
> conflagration? What man-made chemical compound is 1000 years old? So
> how does anyone know exactly what happens with a chemical compound
> centuries from now? I think it's dumb to even try and make claims of
> hundreds of years, but OK to say "reasonable testing conditions
> (spelled out in detail so as to withstand scientific scrutiny) tell us
> that this device and its component compounds should operate to current
> specifications for XX decades" with an outside cap of 100 years or so.
> And even then, all sorts of caveats should be included about potential
> atmospheric changes, ideal storage conditions and the possibility that
> they won't be possible within this timeframe, etc. I have no belief in
> any claims of semi-permanence for any complex technology-driven device
> or compound.
> -- Tom Fine
> ----- Original Message ----- From: "Robert Richard"
> <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Friday, August 26, 2011 9:29 AM
> Subject: [ARSCLIST] Rép. : Re: [ARSCLIST] New long lastin g DVD
>> Birch Bark manuscripts, Novgorod (Russia), dating back to the 15th:
>>>>> Lou Judson <[log in to unmask]> 2011-08-25 20:19 >>>