You may not be able to just feed Flash WebM files: Adobe has only committed to supporting the VP8 codec, not Vorbis or Matroska (http://blogs.adobe.com/flashpla

You may not be able to just feed Flash WebM files: Adobe has only committed to supporting the VP8 codec, not Vorbis or Matroska (http://blogs.adobe.com/flashplatform/2010/05/adobe_support_for_vp8.html#comment-1313 http://blogs.adobe.com/flashplatform/2010/05/adobe_support_f...). I wonder if the primary purpose Flash video will be making timeshifting impractical for normal people through weird formats and protocols.