Fully supported by Visual Studio and Expression Blend, highlights of new features and functionality of Silverlight 3 include: major media enhancements, out of browser support allowing Web applications to work on the desktop; significant graphics improvements including 3D graphics support, GPU acceleration and H.264 video support; and many features to improve RIA development productivityGet Started : The Official Microsoft Silverlight Site

Video de alta definición, manipulación de objetos en 3D, herramientas para bitmaps y la próxima versión de Visual Studio tendrá herramientas integradas para la creción de aplicaciones de Silverlight. En general se ve muy bien. Otra cosa a la que hay que echarle un ojo.