The current path of increasing CPU speed and bandwidth is amazing, but unsustainable. Expect quite a temporary slowdown in the next few years as the computer world switches to 64 bit CPUs. Then, watch is spin away off again...
Who knows, maybe someone will be really smart and actually innovate, rather than just improve and evolve a single design only. But then again, probably not.
Nature made the dinosaurs bigger, strong and faster for tens of millions of years. Look what happened.