How do I update an IValueConverter on CollectionChanged?

Question

Here\'s a basic example to explain my problem. Let\'s say I have

ObservableCollection Numbers {get; set;}

and an IValueConverte

Answer 1

And I ended up synchronizing collection (original with converter), take a look at the buttom of my post for example:

http://alexburtsev.wordpress.com/2011/03/05/mvvm-pattern-in-silverlight-and-wpf/