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Re: Lenses and sharpening

Eric Stevens
SubjectRe: Lenses and sharpening
FromEric Stevens
Date09/20/2014 05:32 (09/20/2014 15:32)
Message-ID<g7tp1a9lcieralmgaumo5urdhiqp4t4o62@4ax.com>
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Newsgroupsrec.photo.digital
Followsnospam
Followupsnospam (19m)

On Fri, 19 Sep 2014 22:06:58 -0400, nospam <nospam@nospam.invalid> wrote:

nospam
In article <v4kp1alrgpj4ik0omiu76lccp5gen0q69c@4ax.com>, Eric Stevens <eric.stevens@sum.co.nz>wrote:

Sandman
I don't care how you think he "used" the term. A non-destructive workflow is a reversible process in every sense of the term.

Eric Stevens
I *know* how he used the term and I have already explained in detail. A non-destructive work flow is not a fully reversible process.

nospam
it is definitely reversible. that's the point of a non-destructive workflow.

Duh!

Eric Stevens
Say I have a bomb, and cause it to explode. If I then with superhuman speed capture all the escaping gases and stuff them back into the ruptured casing, and then slam the casing shut, I might be said to have fully reversed the process. (In fact, that would not be correct in thermodynamic terms).

Say I have another bomb and after I have exploded the first bomb I put the second bomb in it's place. It might now look as if the first bomb had never explodedbut I have not reversed the changes to the first bomb: I have merely substituted for it.

nospam
bombs are not a non-destructive process.

Should you have put a smiley on this. --

Regards,

Eric Stevens

nospam (19m)