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On Wed, 30 Jul 2008 14:14:53 +0100, Phil Cook wrote:
> And lo on Tue, 29 Jul 2008 21:45:13 +0100, Jim Henderson
> <nos### [at] nospam com> did spake, saying:
>
>> On Tue, 29 Jul 2008 09:10:38 +0100, Invisible wrote:
>>
>>>>> If the grains in the film reacted to colour in some currently
>>>>> unreadable fashion and/or those alterations were transferred to the
>>>>> photo itself then you could, in theory, recover colour from a B&W
>>>>> photo or film by reading those imperfections.
>>>>
>>>> That's kinda what I'm thinking.
>>>
>>> ...so in other words, hypothetically the information might not be
>>> "gone". If that were indeed the case, it is at least plausible that
>>> somebody could possibly get it back, yes.
>>
>> Oh, the information could well be gone, but it could be reconstructed
>> from the available data.
>
> In that case the information hasn't really gone merely converted into
> another pattern?
Well, I'm talking about physical loss of "data bits", not about the use
of patterns to reconstruct it. The bit pattern is gone. :-)
> For an example of destroyed information tell me the equation I used to
> derive the answer of 9.
no. ;-)
Jim
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