Advancements in technology have become so commonplace that sometimes we forget to stop and think about how incredible it is that a girl on her laptop in Texas can see photos and cell phone video in real time that a young college student has posted of a rally he's at in Iran.
Brain power improves by brain use just as our bodily strength grows with exercise. And there is no doubt that a large proportion of the female population from school days to late middle age now have very complicated lives indeed.