The Spectrum has been rooted, by none other than Dan Rosenberg. Follow the steps below on how to root the Spectrum.
- Connect your Spectrum to your computer via USB, enable USB Debugging.
- Install the LG USB Drivers. (Windows Only)
- Unzip the Spectrum root package.
- Execute “run.bat” or “run.sh” from a terminal (on Linux/OSX).
Source: Dan Rosenberg