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[OM] Re: Urban Legend Heard at Wallyworld

Subject: [OM] Re: Urban Legend Heard at Wallyworld
From: Rob Harrison <robhar54@xxxxxxxxx>
Date: Mon, 18 Aug 2008 14:13:09 -0700
Not to worry. This process can very simply be reversed by subsequently  
printing a corresponding "negative" version of the image, which  
restores the depleted pixels. AG forgot to mention that very important  
point.

RH


On Aug 18, 2008, at 2:02 PM, John Hudson wrote:

>
> So, if I open an image that is stored on the hard drive and then  
> print it
> using RAM as the medium through which the image is conveyed to the  
> printer's
> printing mechanism are you saying that the image stored on the hard  
> drive
> will be gradually depleted?
>
> What will be depleted are the printer's reservoirs of inks but the  
> image on
> the hard drive as well ?
>
> jh
>
>
>
>
> ----- Original Message -----
> From: "Ken Norton" <ken@xxxxxxxxxxx>
> To: <olympus@xxxxxxxxxx>
> Sent: Monday, August 18, 2008 5:50 PM
> Subject: [OM] Re: Urban Legend Heard at Wallyworld
>
>
>>
>> Jan wrote:
>>> Simply opening it and closing it without re-saving does no harm.
>>> Otherwise, pictures on websites that are repeatedly viewed (which is
>>> "opening and closing" them) would rapidly degrade.
>>
>> Ah, but there is a difference here.  Viewing an image doesn't  
>> degrade it.
>> However printing does.  The printing process depletes each pixel of  
>> a bit
>> of
>> the density.  Displaying an image on a monitor is using "additive"  
>> colors
>> whereas printing is "subtractive".  If you print an image enough  
>> times,
>> you
>> will have subtracted all the bits out of the image.
>>
>> Good grief, and I have to EXPLAIN all this to you guys?
>>
>> AG
>>
>>
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