Anyone planning to test drive Silverlight
 

There's been some very impressive demos and news coming out of Microsoft Mix regarding silverlight. Anyone else trying it out yet? (I'm having a hell of a time figuring out Expression studio so far), but the media playback capabilites put the Windows Media Player ActiveX control to shame so far. (the fact it works on Macs as well is a huge bonus in my book).

what is this silverlight