
This is a big good news for
Tmobile G1 and
my Touch 3G customers,Tmobile confirm that 2 Android phone customers will get Android 1.6 or known as
Donut on their phones.The update for Android 1.6 will sent to their
G1 and
my Touch 3G automatically and Here is some description from Tmobile Forums

Regarding new and enhanced features, Android 1.6 includes:
- An improved Android Market experience that makes it easier to discover great applications.
- An integrated camera, camcorder, and gallery interface.
- Updated Voice Search, with faster response and deeper integration with native applications, including the ability to dial contacts.
- Updated search experience that make it easier to search various sources, such as browser bookmarks & history, contacts, and the web, directly from the home screen.
For full detail of Android 1.6 rollout go to Tmobile Forums
[via phandroid.com]