Re: "Mama, don't take my Kodachrome away"
- From: Mark Thomas <markt@_don't_spam_marktphoto.com>
- Date: Mon, 13 Oct 2008 09:57:37 +1000
Gary Charpentier wrote:
The original high quality digital SSTV footage of Neil Armstrong's first
footprint on the moon is gone for good.
http://www.worldnetdaily.com/news/article.asp?ARTICLE_ID=51404
Sigh - they should have left them here in Oz.
Gary, the tapes were *lost*. It had nothing to do with digital formats becoming obsolete. Can you explain how the Apollo problem would have been different if the data was analog?
Anyway of course there will be stuff lost. But in today's age where sensible users have backups, and important images are stored at multiple redundant sites.. Analog images cannot be copied perfectly. Digital images can. From then on it's all about how it is *stored*.
Would you like to discuss the major losses of nitrate and acetate films?
Why didn't you raise that issue, instead of a couple of irrelevant NASA problems?
Now, go find all grandpa's negatives. From my own perspective, the amount of negatives and slides that I've seen lost or discarded within my own family compares to effectively zero loss of digital images since we started using it. And I've already (and very easily) moved them to new formats twice. All those RAW 'negatives' are still exactly as they were when taken.
So please cite (as you were asked before) examples of lost data due to unreadability. I can still read all 5 1/4" formats (even C64..), and local bureaux can do 8", tape, and all sorts of other stuff. In over 30 years of working in IT for a variety of organisations with diverse and extensive digital archives, reading old formats has never been a problem.
Just because you haven't read the numerous papers in the field and are ignorant
of the research doesn't make the conclusions invalid.
It does if the cite is completely off-topic. *Cite* the papers and conclusions.
They don't need cites..
"We don't need no evidence, just take my word for it." But then curiously, he *tries* another (un-referenced) cite:
But if you want another look up Pioneer
anomaly and the search problems recovering what data could be.
I can't see anything relevant. There has been a remarkable effort by numerous folk to collect the original Pioneer data (digitally recorded on very ancient 1970's equipment), despite a lack of NASA funding and NASA's strange archival policies. I repeat, this was data collected in the 70's, and the data was never intended for use in this way -it is *only* because of the anomaly that they decided to try to drag it all out - the data had already been used and was in fact tagged for destruction. Remarkably, they have managed to get almost all of it. Even if it were possible, *imagine* the severity of this problem if that data was recorded in analog form.
If anyone wishes to investigate further, here's a starting point:
http://www.planetary.org/programs/projects/pioneer_anomaly/update_20070328.html
(Unlike Gary, I provide links.)
Despite a lot of
hard work and a lot of $ they don't have it all. That was the 1970's. Rather
far short of 500 years.
Again, *not* a format compatibility problem - this was recovery of data that was poorly (by today's standards) collected, never intended for archival use and could not have been recorded in analog form anyway.
How about a vaguely *relevant* example, Gary?
Speaking of that, what happens at 03:14:07 UTC on Tuesday, January 19, 2038?
Again, no link. Typical, and a sure indication that it's another very smelly herring..
On that day, some (mainly Unix) systems will have a date problem, similar to the Y2K 'disaster'. We now have the Y2K experience to draw from, and there are 30 years to patch them up.. Everyone remember how all jpg's and tiff's self-destructed in Y2K? How all the aircraft fell out of the sky, telecoms failed, banks collapsed? Oh, you *didn't* notice? Well, *Gary* is still deeply affected...
If he is claiming that this issue will somehow affect old (or new for that matter) image files, I'm sure he will now provide another cite.. (O:
By the way, it is notable how some folk will hint at 'references', but not provide links. The reason is that they hope you won't know about the topic, and won't look it up. If you do, the next step is to say something like "That's not what I meant, go look again"..
.
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