MSDN screencasts

You problably already know the Microsoft Webcasts which are often 1 hour long (or more) registered training sessions. Recently a few evangelist professionals at Microsoft have started registering also dev screencasts which are short registered lessons that take you step-by-step to discover new functionalities or explore hot new topics, all in just 10-15 minutes. All available screencasts can be viewed online or downloaded for offline view.