http://www.escapistmagazine.com/videos/view/extra-credits/3167-Gamifying-Education
This week's episode makes me wanna go back to school and try this out.
Well I was waiting to see if the problem got resolved, and it didn't. Would you care to handle this in PMs?
Edit: Deleted prior post, as being an alleged Drama Mama, is something I dont wanna be.
Using your credit card to buy points on xbox or Wii are tax free. Games themselves are taxed on PSN. So you are saving money. I am pretty sure the Games on Demand service on XBL is also tax free.