Msft XNA Team 2D Game Tutorial
Looked at the Microsoft XNA Creators Club lately?
http://creators.xna.com/en-US/education/gettingstarted
This is something I'm really glad to see Microsoft devoting more resources to. 
Today the XNA Team released a Beginner's Guide to 2D Games.
Awesome content! 
The XNA Team Blog hinted at these features:
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Each video is available at a resolution of 800x600 ensuring you can actually read the code.
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XNA Game Studio project creation.
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Adding art assets to a project.
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Displaying background art.
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Sprites.
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Simple collision techniques.
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Scoring.
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Font usage.
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Keyboard and Gamepad input.
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Basic C# programming within the XNA Framework.
http://blogs.msdn.com/xna/archive/2008/07/06/2d-game-tutorial-now-available.aspx
This is awesome! Keep turning it up. 