Just as it would have been impossible by every stretch of the imagination for a person even born, say fifty years ago, certainly going back to the beginning of time, to have visualized a world in which you can literally see someone and hold a conversation with them across the world; amongst other breakthroughs, similarly, as the famous true prediction that technology gets twice as fast and half the cost every year, hence, it stands to reason, with this kind of exponential increase in computing power all of the technology we have, will seem old-fashion in ten, twenty, certainly, thirty years time.