Not sure what the thumbs down is about. It’s right there in their own FAQ.
In fact it ends by saying - “Wine is not just an emulator” is more accurate.
There is a storied history in computing to use tongue in cheek self referential acronyms to denote some humor and finality in distinguishing things that purposely fill a niche in the world of competing, often pricey, commercial software and other hackable reasons.
So I bet you’re rubbing wrong those of us who remember that gnu is not unix, and more specifically wine is not an emulator. Because they really aren’t.