Microsoft, not the Mac Builder’s Unit, has released the Windows Presentation Foundation Everywhere (WPF/E) plugin.
Here’s a bit o’ spin from the bowels of Redmond describing this product beta:
WPF/E (codename) is a browser enhancement module that enables browsers to render rich content in addition to HTML. ‘WPF/E” is compatible with both the Safari browser and Firefox 1.5.0.8 on MacOSX 10.4.8. The Dec 2006 CTP will expire on February 18, 2007 at which point when a web page that uses it is rendered, it will prompt the user to update to the latest version. “WPF/E” (codename) will periodically ping Microsoft.com to verify its integrity (at which point the only information that will be communicated will be your IP address and the module version). More …