Android Market is not making money? Developers Angry Birds make their own payment systems.

Emphasizing that the system may be paid with Google Checkout's Android Market because the company failed Rovio owners Angry Birds game turned into a popular development of their own money instead.
Payment systems have a love that "Bad Piggy Bank" means less money through your mobile phone bill. (Carrier-billing), instead of paying by credit card. By O the operator is the first to join Finland's Elisa.
Angry Birds users can purchase version has no ads on Bad Piggy Bank or to purchase any item in the game as well. The first product is a character all Mighty Eagle will begin service early next year.
Peter Vesterbacka CEO of Rovio an interview that the company will enable the Bad Piggy Bank to camp with other games using the less the amount of revenue sharing. He hopes to make money from the sale of more. Especially in countries where people use credit cards less.

Source - Blognone, GigaOm.