Silverlight 3.0 moved its featureset closer to that of WPF by adding support for merged Resource Dictionaries and Style Inheritance. Without these features, developing custom templates and styles for Silverlight controls can become a bit of a copy-and-paste nightmare. Since I have used the implicit theming feature built into the Silverlight Toolkit to make my Silverlight controls fit into the overall look and feel of this site, I was hoping that these features would enable me to refactor my themes developed for Silverlight 2.0 to be a bit less unwieldy.

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