Microsoft’s Server president, Bob Muglia, confirmed that the company will be focusing their web efforts/support on HTML5. “HTML is the only true cross platform solution for everything, including the iOS platform,” he said.
Microsoft emphasizes what Apple has been saying about the HTML5 open standard. We’ve also heard Google and HP advocating their support for HTML5 as well.
Silverlight is a web application framework that integrates multimedia, graphics, animation and interactivity into a single runtime environment. Essentially, it was released as a video streaming plug-in with interactive features. Many of the Silverlight features are similar to those in Adobe Flash.