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: Because it uses a 128-bit UUID, the filename is globally unique, preventing overwriting when merging folders from different devices.

: These names are frequently seen when transferring files via Airdrop or extracting them from an iCloud backup rather than a manual camera roll export. 1C1152FD-E71B-4D2A-94C8-9E70E44F551A.jpeg

Since this looks like a specific file from your personal library, : Because it uses a 128-bit UUID, the

Other notable characteristics of files with this naming convention include: the filename is globally unique