No, I really prefer NOT using those kind of things....it just seems to make it that much easier for companies to optimize for.
I'm trying to move pretty much strictly to fraps as I've found it gives me the most accurate results and is the most difficult to optimize for.
[SIZE=1][I]"It was very important to us that NVIDIA did not know exactly where to aim. As a result they seem to have over-engineered in some aspects creating a power-hungry monster which is going to be very expensive for them to manufacture. We have a beautifully balanced piece of hardware that beats them on pure performance, cost, scalability, future mobile relevance, etc. That's all because they didn't know what to aim at."