I posted on the web link you sent me (www.silverlight.net) and this is the response I received, a video from an evangelist, Mike Downey, for Silverlight who used Flash for 9 years, comments on his experience.

http://channel9.msdn.com/shows/SilverlightTV/Silverlight-TV-Episode-2-Perspectives-on-Flash-and-Silverlight/

Silverlight TV Episode 2: Perspectives on Flash and Silverlight
Posted By: John Papa | Jan 18th @ 11:07 AM | 17,163 Views | 22 Comments
Mike Downey (Principal Evangelist) shares his experiences with Flash, Flex and Air and discusses how they compare with Silverlight's offerrings. Hear Mike, a former Flash evangelist for 9 years before coming to Microsoft last year, discuss his decision to switch to Silverlight and what incredible projects he has already influenced with Silverlight.


For more information see the Flash to Silverlight Guide

Tags: Flash, Mix, Silverlight 4