Comment by majou

Check out https://libimobiledevice.org ; using it iOS will provide access to your Photos.app's SQLite database, including machine learning tags and other metadata[0].

Or the defaults(1) command, or how networking config works (it's just plain BSD configs with a GUI on top).

Apple isn't against tinkering or customization, they just don't document or guarantee it.

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[0] Simon Willison has neat demos with it https://simonwillison.net/2020/May/21/dogsheep-photos/