Concur with Chadlinz, it's an impractical "solution" and just because "the improvement is material" *in your system* does not mean that it will be in anyone else's system.
Also, when you indicate that you turned off components, what does that mean, did you unplug the components, turn off power at the wall or simply press the power off switch on the components?
Also, when you indicate that you turned off components, what does that mean, did you unplug the components, turn off power at the wall or simply press the power off switch on the components?