But this game is getting distribution through GoG and about a half dozen other platforms listed in the article.
Do most people game through steam? Yes. But centralization of the marketplace isn't necessarily a bad thing. There's a reason why people complain when they have to use other game stores an launchers. It's the "I have 50 different streaming services" problem.
If Steam starts abusing that market position, then yes, we should care about that and they should suffer backlash. Which makes the question of "did they do the right thing here," very much relevant.