You got any extra Microsoft Points laying around? Yeah, neither do we. If you did, you could cop Phil Fish's puzzle platformer, Fez, for half off on Xbox Live tomorrow, for one day only.
That means it's down from the usual 800 Microsoft points to 400 Microsoft points, or $5. But you should really learn that conversion rate on your own. When China and Microsoft merge, we will be using Microsoft points as real world currency.