Don Box points out that you can now download the Comega compiler that contains Xen (X#) and Concurrency extensions. Xen is what happens when you take databases and xml and make it fundimental to a OOP language.

The problem facing the programming language designer is not only identifying the “heavily used APIs” and “common programming patterns” mentioned earlier but also tastefully realizing them as first-class language features or constructs. Bolting on random features leads to language bloat, potentially destroying any coherence the language may have had. In addition one hopes that by promoting a feature from an API it will be better supported given its existence in the language.

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In our opinion three areas that are ripe for liberation from their lowly API status are (a) data-access, (b) concurrency and (c) security. [Programming with Circles, Triangles and Rectangles]