Investors, Mr Gillis believes, are focused on future sources of revenue growth and, while the Googlecamp appears to be brimming with ideas for products that could turn into money-spinners in years to come, Apple has given little away about where its future profits will come from.
In the AI optimist camp, futurist and Google director of engineering Ray Kurzweil also sees intelligent machines precipitating human extinction, of a sort, only in Kurzweil's telling, humanity is not exterminated but subsumed into a superintelligent machine.