https://www.gamesindustry.biz/unity-reportedly-told-dev-planned-parenthood-and-childrens-hospital-are-not-not-valid-charities
https://www.gamesindustry.biz/unity-reportedly-told-dev-planned-parenthood-and-childrens-hospital-are-not-not-valid-charities
Unity was used to make about half of games that released on Steam in the last two years.
Games released on steam in the last two years doesn't even scratch the surface of all video games ever made. There are entire platforms comprised mostly of indie games most of which will never be on steam.
And the majority of mobile games.