Are Automakers Overstating Performance Figures for Auto-boxes?

It seems that nowadays it's a common assertion that dual-clutch transmissions are quicker than a manual can ever be. I can't argue with a computer, much less on how fast it can shift gears. But, is the benefit of faster gears that high as to compensate and more for the added weight and friction losses of a moreā€¦ » 2/27/13 10:25am 2/27/13 10:25am