DirectX 9 vs DirectX 10: Worth Upgrading to Vista For?

[techpr]

Here are two screenshots of the same game rendered in DX9 and DX10. Can you tell which is which? If not, then it's probably not worth it.

More... (http://digg.com/software/DirectX_9_vs_DirectX_10_Worth_Upgrading_to_Vista_F or)