It knows your home location, your fingerprint, your bank details, and even what your nipples look like.
Go to your photo app and click the magnifying glass, and type “brassiere”. You’ll find a HUGE (well, depending on how many nudes you take lmao don’t @ me) collection of your nude photos.
The function works for other keywords too, like ‘dog’ or ‘beach’… so it’s not like Apple just want your nudes (they do).
We guess this is the price we pay when we give our entire lives over to our phones.