Vista - Looking for feedback for WPF Annotations

Hello everybody,
We are starting planning of the WPF annotation framework
improvements/extensions for the next version. I am looking for feedback from
those of you who tried to use annotations in their applications. Any type of
comments, suggestions, whishes are appreciated. You can post them as replies
to this question, or e-mail me directly at ssimova@microsoft.com.

Thanks
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Svetlana Simova
SDE, WPF