, Senior Silverlight guy (Director) at Microsoft has posted a top 10 things you to know around Silverlight and Media.

eg:

Top 10 Questions About Silverlight and Media

  1. What media formats do you support?
    A: WMV7,8, 9/SMPTE VC-1, WMA, MP3
  2. What is SMPTE VC-1?
    A: WMV9 - now an open standard recognzied by the Society of Motion Picture and Television Engineers (SMPTE) and shipping in all Blu-Ray and HD-DVD drives.
  3. Will Silverlight work with my current Windows Media?
    A: Yes, it most definitely will work with your existing Windows Media
  4. What do I have to do to add Silverlight to my site? For Mac and Windows playback?
    A: Once the beta ships in two weeks, all you'll have to do is drop a little .js and XML into your page and away you go. 
  5. Can additional formats be added for playback?
    A: No, part of the appeal of Silverlight is the small package size- 1MB, includes everything it needs for video and audio, animation, graphics and AJAX-based programmability to boot!

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