... and yield statement
http://www.cpudreams.com/2010/02/coroutines.html
http://jxs.me/2010/05/14/using-yield-in-c/
http://unity3d.com/support/documentation/ScriptReference/index.Coroutines_26_Yield.html
http://unity3dstudent.com/
http://www.lovelycharts.com/
http://qt.nokia.com/
http://woork.blogspot.com/2009/05/useful-adobe-flash-frameworks-and.html
Union platform by User1 (Colin Moock)
http://www.unionplatform.com/
http://tv.adobe.com/watch/fitc/your-phone-is-your-controller-and-other-multiuser-adventures
http://tv.adobe.com/watch/360flex-conference/diving-in-the-data-binding-waters-by-michael-labriola/