Power users would definitely appreciate such a feature, and it seems that majority of the other additions that are in the pipeline for Mac OS X 10.9 would be the kind that you would not see or notice at first glance, since these tend to be under-the-hood tweaks, so forget about an unforgettable number of new features and user interface changes. Whispers abound that party tricks from iOS such as app switching and pausing might be thrown into the mix to help extend the machine’s battery life, which is always a good thing. All in all, are you looking forward to the next version of Mac OS X 10.9?