Flex in a Week, Adobe video training

Adobe launched the portal for flex training a while ago, but I did not notice and bookmarked.
Just post here for further attention.

http://www.adobe.com/devnet/flex/videotraining/

Tool to check Flash made with Flex

Very interesting tool found from a post:
How To Tell If That Cool Flash Movie Was Made With Flex at
http://www.codersrevolution.com/index.cfm/2008/11/7/How-To-Tell-If-That-Cool-Flash-Movie-Was-Made-With-Flex

This tool is available here.
http://www.bradwood.com/is_it_flex/

Works in IE but not FF.