Moore’s law describes an exponential growth pattern in the complexity of integrated semiconductor circuits – by analogy the Law can be extended to include technologies from long before the integrated circuit to future forms of technology.

If present trends are to continue, it is likely that computers will have more advanced and powerful ‘brains’ than humans within 25 years. “If you go back 500 years, not much happened in a century. Now a lot happens in 6 months.” says Ray Kurzweil. “Technology feeds on itself and it gets faster and faster,…