[cartoonworld]

>it isn't clear to me why a unified messaging experience means that your real name will now be shown to other users. That seems like a product decision, rather than an inevitability.

They've probably noticed that Instagram has more marketshare with younger audiences and better engagement, where Facebook is full of your grandma and "old people".

If they can slowly boil the frog and make them the same, they have a much stronger grip. Its better to ask for forgiveness than for permission.