Very few if any of the AIs have reasoning yet. Yes, a human would be able to think through and tell you it’s spam or better yet not even bother telling you about the message _because_ it is spam but we aren’t quite there yet.
This isn’t it rewriting the message only the notification. And the feature is disable-able and not on by default from what I found since I had to go look for it to enable it.
This is a good point. The rise of chat gpt means that only the most savvy should use tech