Apple's other emphasis is customer experience, and there are more "I forgot my code, help me recover my stuff" people than you can imagine.
It would be bad PR for Apple if everybody constantly kept losing their messages because they had no way to get back into their account.
You think there are fewer people who forget using Google devices? I don’t it. The article talks about how Google prevents that from happening.
That’s all fine, but then show the sender whether their connection is actually end to end encrypted, or whether all their messages end up in Apple’s effective control.
One might consider differently colored chat message bubbles… :)