Google is Not Happy With Paid App Growth in the Android Market
Carrier billing pushed to other carriers around the world.those on AT&T can use carrier billing but it isn’t an option elsewhere Right now.
AT&T with carrier billing only started last month although in the next few months a similar system is expected to be in place around the globe with other carriers.
Payments of the In-app will also be starting in the next couple of months. It allowing free apps to be downloaded from the Market Place and then upgrades to be purchased from within the apps.
Google has identified that the algorithm needs tweaking to bring more variety on searches.