Apple would seem to disagree with you in that regard, in that they persist in ensuring that user data is kept on device and not broadcast or stored remotely.

I agree with Apple.

"The article is based on my decade+ experience."

Just some advice here, but a thinly disguised appeal to authority isn't really backing up your position.

'cause if that's all you got, then you might remember that some people have more decades more experience in client/server, web, and mobile than you do...