there is no possible way to give an exact date for release of any game, program, or any product at all unless the company or individuals making it are making the finishing touches, and by that time it would be pretty obvious that its finished. Here is another fact that needs mentioning. Never ever ...

Well, I had the same problem when I tried to play the old Sierra games in Windows, but since I now use DOSBox I don't have to think about it anymore. But again, some people find DOSBox a pain in the ass so I won't bug you with that unless you'd like some help with it. Maybe it would be worth trying ...