| I was curious whether type assosiated classes will make it into 6.4? I | think it would be a very useful thing. | | http://research.microsoft.com/Users/simonpj/papers/assoc-types/index.htm Definitely not, I'm afraid. Implementation isn't started. It's far from straightforward, which is why I've been putting it off. I keep hoping we'll think of a simpler story! Simon