So what if they don't own a Switch? That's the point. Most people don't own multiple systems.
They don't need to pay anything.
I asked a question: will Xbox gamers benefit from this deal? The subsequent dogpile doesn't seem to account for that.
And Xbox gamers benefit from this how?
So Xbox can get some older games ported? I'm asking why this is a one way road in terms of content. I don't think it's strange question or an offensive one.
answer is "no". nintendo isn't giving any game in "return", microsoft decided to bring their stuff on switch to get more money from new sales.