Yes I was about to say the same thing. Hash collisions are an extra concern about what apple is doing, but even if they were as collision free as cryptographic

Yes I was about to say the same thing. Hash collisions are an extra concern about what apple is doing, but even if they were as collision free as cryptographic hashes, that would not make the invasion of privacy OK. The technical discussion is something that apple can easily parry and is the wrong framing of this debate.