Similarly hair can attract and convert splines curves first and then in polygonal meshes for a static render, namely, without movement thereof.
These limitations are almost resolved and, as told in Blender Guru, we resolved the (implemented) from version 2.66. The immediate future of Blender, for quality and functionality, Cycles passes. Your current limitations should not scare us as soon your great potential allow us to do what we can now.
And remember that if you want to download the latest program review ( daily builds) and test what will be in the next version, you can do it from the pages of Blender: download daily builds