Information on Data Binding

In one of my previous posts i briefly mentioned about data binding and I promised that I would have something on it soon...

Anyway, I got hold of some articles which does a nice job of explaining it. So here are the links:

What does Binding mean

How should I decide whether to use DataContext or Source

And not to forget, we do have the SDK docs for more information. Namita's Blog also has the PDC slides and the demos.