MLB.com has gone live with Silverlight as its default media player for its videos. There are some caveats though.
One and a big one for me, it is not compatible with the Firefox web browser. Looking at my logs, some 30% people who hit The Baseball Zealot are using Firefox. Silverlight has been touted as a cross-platform media player so I hope this incompatibility will be addressed.
Read more at Web Pro News.