The Epic First Run programme allows developers of any size to claim 100% of revenue if they agree to make their game exclusive on the Epic Games Store for six months.
After the six months are up, the game will revert to the standard Epic Games Store revenue split of 88% for the developer and 12% for Epic Games.
The large number of people talking bout it exists pretty much just on this social media.
Not sure why you are so personally invested, hence the vegan comment.
The point is no one really develops with Linux in mind because the consumer base is tiny