I would not call it 'screwed'. Yes, they established, that APIs are free to reimplement. However, just having an API to follow does not mean, that the task of

I would not call it 'screwed'. Yes, they established, that APIs are free to reimplement. However, just having an API to follow does not mean, that the task of reimplementation is easy - following someone's else API is actually harder than designing your own. Just ask the WINE team.