I have programmed a little D, and although you will be stuck in the imperative/object-oriented mindframe as with C++, D is quite useable. The overall design is

I have programmed a little D, and although you will be stuck in the imperative/object-oriented mindframe as with C++, D is quite useable. The overall design is coherent, and anyone with a basic understanding of C++ should be able to pick it up very quickly. It even has some lambdaness.