How is WHITE different than the Microsoft UI Automation Library

Sep 24, 2008 at 1:25 PM
The following link has a brief introduction
http://msdn.microsoft.com/hi-in/magazine/cc163288(en-us).aspx

I tried the stuff and seems to be promising. One can try the sample application provided with source.
My question is how is this different than WHITE and which one is more efficient for UI Automation and Testing. Any Insight?

-Harshad