As proof, here's the new version of Skype in action:
Note the small UI tweak too - Settings has been moved from the profile menu (top left, on your personal icon) to the '...' menu, top right. Which makes more sense. And - wonder of wonders - Microsoft has managed to get both cameras now showing the world the right way up. At the same flippin' time. Incredible.
Or maybe there should have been more QA in place before either of the broken versions were allowed out the door?
This is available to all production Windows 10 Mobile users through the Store. And yes, if you're on an Insiders ring then now is the time to 'Stop'.