Apparently Microsoft developers are not feeling the love, after the talk of windows 8 support of html5 over silverlight. I understand the concerns of the developers, and microsoft should probably not abandon what they have made. but hey, i think its groovy that microsoft is embracing open standards. Read the following for a small view into the concerns of developers.
http://forums.silverlight.net/forums/t/230744.aspx
also check out this story over on OSNEWS: http://www.osnews.com/story/24846/Windows_8_HTML5_JS_Comment_Causes_Panic_Among_Developers
and slashdot:
http://tech.slashdot.org/story/11/06/13/194254/Devs-Worried-Microsoft-Will-Dump-NET