There is good news for T-Mobile G2 users. Android Gingerbread 2.3.3 will soon come to T-Mobile G2 this quarter. HTC spokesman tells they will get Gingerbread 2.3 update for T-Mobile G2 which is original based on Android 2.2 Froyo.
You can refer to the T-Mobile G2 review here. T- Mobile is based on European HTC Desire Z. It features a slide keyboard with a unique hinge that allows the phone to open up almost completely flat. And you can also find guide for how to update your T-Mobile G2 to Android gingerbread 2.3.3.
Well, After the Gingerbread 2.3.3 Update for T-Mobile G2 available, you can download Gingerbread 2.3.3 from the ROM Manager or update by the system. It will promote you to update for the Latest version, so don't worry about how to get the Gingerbread 2.3.3 Update. If you have something wrong with the update, just refer to the guide.