Wait. I'm confused. Google Groups was still interfacing with the Usenet? In a way that one could post to Usenet via Google Groups? I never knew that! I thought

Wait. I'm confused. Google Groups was still interfacing with the Usenet? In a way that one could post to Usenet via Google Groups? I never knew that! I thought they were only hosting a read-only archive based on what they acquired with DejaNews. And I seem to recall a post about that having been discontinued... So this was somehow secretly all still alive? Damn.