> on their custom built hardware
Sure, make your own phone, I'll very much support and admire you if you do.
Until then, since I don't have that hardware engineering prowess, I'm at least a few steps ahead of any iOS user and at least have control over my OS and what my apps do.
iOS users on the other hand just surrender their privacy management to almighty Apple and trust that Apple does no evil, and trust that the signed apps they run on their devices do no evil.
Yeah, if Qualcomm does evil in their Snapdragons I'm screwed, but at least I've reduced my privacy risks by a few notches, better than nothing.