Patapon was a quirky title for the PSP.  The sequel will implement co-op, which is a trend we'd love to see continue.  It was recently announced that a demo will be available, and here's how to get it.

The greatness that is the Patapon 2 Demo is available exclusively to all you warriors out there that reserve a copy in advance! So now that you’ve all been edumacated on the way of Patapon, Patapon 2 demo and the rule of drums, all that is left for you to do is click on one of the two links below...

So, let me get this straight.  To get a preview of the gameplay, a DEMONSTRATION, to help me decided whether I want to purchase the game, I have to lay down some cash and preorder it?  That seems a bit backward to me.  What is the point of calling it a demo?  Isn't this more like a sneak peek?