I'm not completely clear either on how Microsoft have implemented this previously. As I said, I didn't look very deep into the repository.
If these are indeed other Python projects they piled together, as others suggest, I'd be happy to hear what speech recognition library this might've built on.
So close, and yet...
The "market economy" is the death cult. The notion that somehow market forces are inevitable, natural powers is the logical fallacy.
We are so primed to capitalist market thinking that we accept its dogma. As Frederic Jameson said, at this point it is actually easier to imagine the end of the world than the end of capitalism.
It isn't the "rot economy"; It's the Economy, Stupid.