Oh wow, Zoltan was one of my lecturers at UniMelb, and in one semester we were tasked with learning his Mercury language. So good to see it thriving still.
Why the aggression? This language while cool has existed for decades and never taken off. I just wanted a reason to believe it relevant so I could have an excuse to take another look.
It is effectively dead.
This is a terrible shame, because this would have been an nice modern alternative to Prolog.
https://www.mercurylang.org/about.html