Sample text showing how HtmlTextBlock makes it *easy* to display rich text in a Silverlight application by using a simple subset of well-formed HTML markup and a custom control.
Here's an image:
Experiment by typing your own markup into the text box at the bottom to see how it gets rendered by Silverlight's TextBlock, by the custom HtmlTextBlock, and by the browser.
Note: HtmlTextBlock displays invalid XHTML as-is.