Just exactly why is Apple doing this? I doubt that it was due to some huge upsurge in demand from it's customers.
The arguments against are easy enough. This kind of tech is not ethically different from adding an all-seeing AI to your home that looks for illegal behavior. If something sketchy occurs, it calls the cops.
'It's for the children' is mockable, but isn't an unreasonable talking point.
...but what is the real driver and who is behind it? Merely guessing the cause is not particularly useful.