The work that is truly productive is the domain of a steadily smaller and more elite fraction of humanity.
Vernor VingeWhen I began writing science fiction in the middle 60s, it seemed very easy to find ideas that took decades to percolate into the cultural consciousness; now the lead time seems more like eighteen months.
Vernor VingeHere I had tried a straightforward extrapolation of technology, and found myself precipitated over an abyss. It's a problem we face every time we consider the creation of intelligences greater than our own. When this happens, human history will have reached a kind of singularity - a place where extrapolation breaks down and new models must be applied - and the world will pass beyond our understanding.
Vernor Vinge