Good game!

But...
It's not working in OpenGL mode (same simptoms as described above). Throw Software and "DirectX emulation" (don't know that does it means) both works.
System: WinXP, DirectX 9.0b, Radeon 9500 (Cat3..

By the way in DirectX frame rate is around 300FPS, and videocard seems to buffer some frames, so I'm getting mouse lag - to avoid it one need to lock backbuffer at the and of frame. If frame locking is not possible there are some other ways to do it - mail me privately on this.