We actually had the anti terror department arrest a popular, left-leaning YouTube influencer for harassment while physically assaulting his mum (all on video).
That's something that is literally unprecedented in Hong Kong just 3 years ago.
There are without doubt enough privacy bogeymen to go around, trying to derail a valid argument over its use of the Chinese as the placeholder bogeyman detracts from the discussion pointlessly.
We're talking about China taking advantage of this integrated technology to increase control over its population through backdoors like these.
China already imposes that all data from Chinese users be located in China and readily accessible and mined by the authorities[1].
Apple is willing to bow to these regimes because it has substantial supply-chain interests there and it sells hundred of millions of devices. A boon to both Apple and the local government.
[1]:https://www.nytimes.com/2021/05/17/technology/apple-china-ce...
But still: Secondary. The main effect of even mentioning it is to deflect attention away from Apple.
And is it really unfathomable that the US government could use this sort of thing for evil? I mean, wind back the clock to something like the Red Scare. If they had iPhones back then, they totally would have pressured Apple to add hashes for communist imagery, and use that to persecute people (or worse).
(Before anyone brings this up: I do categorically reject the notion of "that was in the past; that couldn't happen today". If you truly believe that, I have a bridge you might be interested in purchasing...)