The newest unofficial ROM for your shiny new HTC TBolt was recently leaked. This RUU contains the following features:
- New radio, version 1.16.00.402
- Fixes to SQLite
- GPS Location Services
- LTE/3G handoff (huzzah!)
- Audio recording
- Video playback
- Proximity sensor drain
AndroidCentral TBolt RUU Download & Info Link
Source: AndroidCentral