Part of your answer in the thread below!
Actually that compares to the 2.1. I have the 2.2 version and I think they made the fan quieter ,not sure of the other changes!
HKJ did not review the 2.2 version. I am sure others have.
EDIT: The thread I provided goes over my failed power supply for the 2.2 and the solution. This is covered in the last 2 weeks or so of the thread. Starting @ post #128.