Looks like we are finally gonna get the official GB update.
It will start pushing the 20th but as of the 17th you can manually update by going to MENU>SETTINGS>SYSTEM UPDATES>HTC SOFTWARE UPDATE
Source:
HTC EVO Shift 4G Getting Gingerbread 2.3 OTA Starting June 20th | Android Community
It will start pushing the 20th but as of the 17th you can manually update by going to MENU>SETTINGS>SYSTEM UPDATES>HTC SOFTWARE UPDATE
Source:
HTC EVO Shift 4G Getting Gingerbread 2.3 OTA Starting June 20th | Android Community