I'm always amazed by the longevity of DirectX 9. It was a truly excellent graphics API. DirectX 11 had more features, and was in some ways better designed, bu

I'm always amazed by the longevity of DirectX 9. It was a truly excellent graphics API. DirectX 11 had more features, and was in some ways better designed, but it was always really painful to have to reimplement some of the things that were stripped out of the D3DX utility libraries that formerly were part of the SDK.