I spot listened to this, not the whole thing. He's funny and knows some good techniques.
I think the registry tweak he makes to activate ultra performance mode is only useful to those using a laptop, so they can tweak the power settings more fully. Users of a desktop PC should be able to get to these power settings already. And if you are using a laptop, don't burn it up.
My favorite quote: "Sleeping has always done bad things to music software" - true.