Does Unity 4.2 Support Windows Touch Directly?

On a Surface Pro (x64) with Unity 4.2, I’m not getting data from the Input.touches API. Is the workaround below still necessary?

http://software.intel.com/en-us/articles/adding-multi-touch-support-to-unity-games-on-microsoft-windows-7-and-windows-8-desktop

There is a related thread here:
http://answers.unity3d.com/questions/349924/does-unity-4-support-windows-8-multitouch.html

It looks like the workaround is still necessary. I found a more recent similar post:

http://forum.unity3d.com/threads/197373-Windows-8-Multitouch-problem