Evidently it is big step from Silverlight 2.0. In fact Silverlight 2.0 was big step too in respect to version 1 and Microsoft is evidently doing their great job in taking those leaps. Although in both RIA and media playback domains Adobe market share is much bigger. And the competition is really going strong because Adobe bringing new ideas into the infotainment sector as well. New Adobe Flex 4 has
Even more exciting – HTML 5 (see links