I have an Iphone since version 8, but never been a icloud or Siri users, I run most of my services at home and really dont like uploading to third party, Chat GPT seems just like that another third party it could be better than Siri but where all that data going?? I do use it for searching things online, no days use it more than Google itself but the free version sometimes gets a bit slow, I know staying 100% private and using internet now days is hard but at least I try
Very good point. If privacy is your main concern then any of these tools probably aren't a good idea.