CapabilitiesIncorrect
“The summed computational powers of all computers is comparable to the total brainpower of the human race.”
Said 1999Deadline Dec 31, 2019The Age of Spiritual Machines (Viking, 1999), Chapter 10 ('2019'); assessed in 'How Ray Kurzweil's 2019 predictions are faring' (Militant Futurist, 2020)
The reviewer's 2020 tally put total world computing capacity at roughly 0.05% of the aggregate computational capacity of all human brains — orders of magnitude below 'comparable' — and concluded the prediction was very wrong.