I didn't mean "might be in the cloud", I meant in the context of the parent poster saying "I will never use facial recognition or Siri" - Siri is a thing you ha

I didn't mean "might be in the cloud", I meant in the context of the parent poster saying "I will never use facial recognition or Siri" - Siri is a thing you have to call up to use it, but facial recognition is "happening somewhere in the device" without having to open the Photos app or any other app and ask it to run.