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From: candycanearter07 <candycanearter07@candycanearter07.nomail.afraid>
Newsgroups: comp.mobile.android,misc.phone.mobile.iphone,rec.photo.digital
Subject: Re: Does anyone here have experience with "photofs" fixing photo
 naming?
Date: Wed, 23 Apr 2025 21:50:03 -0000 (UTC)
Organization: the-candyden-of-code
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Tyrone <none@none.none> wrote at 22:35 this Tuesday (GMT):
> On Apr 22, 2025 at 5:59:17 PM EDT, "Tyrone" <none@none.none> wrote:
>
>> And what exactly is the "decent name" you get from Apple? On my Macs and my
>> iCloud-connected Windows PCs, I get names like "IMG_4737.jpg".  Why is
>> "IMG_4737.jpg" a better name than "5C297223-793B-4508-A22F-BC319105026B.jpg"?
>>   Both are totally arbitrary names.  Both are totally meaningless.
>
> It just hit me why Apple uses these file names for photos. Being a programmer
> (for 40 years) it is obvious that those are all Hex digits. 8 digits-4
> digits-4 digits-4 digits-12 digits. Letters between A and F. That they are
> broken up by dashes probably has some context. 
>
> The file names have to be absolutely unique so that MY files don't get
> overwritten by someone else's files in iCloud.  And vice-versa. 
>
> Apple is storing billions of photos.  The worst thing that could happen is
> that files get crossed.


At least that format would give you 16^32 different files, or 3.4e38.
Excluding any possibly restricted filenames, that is still a lot.
-- 
user <candycane> is generated from /dev/urandom