This is weird, I’ve had popups on the iPhone for ‘memories’ from various locations e.g. holiday destinations for ages due to photo geo-tagging.
Earlier I got one for ‘From The Kitchen’ showing food I’ve snapped in the kitchen, often for the main food thread here.
I knew they had algorithms for facial recognition and getting text from photos, handy for example if you snapped a business image to get a phone number but hadn’t realised your whole library was now being analysed for specific items/objects.
I wanted to reply in another thread with an image of a heart shaped potato I took - typed potato into the search field in the Mac Photos app and it found it instantly.
Seems just a tad intrusive but clever.
This sort of thing: