Virtual PC 2007 Beta: Keyboard Problems (repeating keys)

About everybody who's using the beta of VPC 2007 is facing the same problem: Keys are being repeated again and again. When searching around on the internet, I found that this bug has been submitted and will be fixed in the RTM. Furthermore I found that there is a temporary solution. The workaround is to use the idle_thread. Now how do you set this setting?- Use Explorer and go to the %root%\