Will IBM's clients pay lots of money for all that cognitive power?
While TFA emphasizes the correlation between "cognitive" and the previous "jeopardy success", that jeopardy program was still extremely far away from human reasoning. The answer to that questions is: Of course. The ultimate goal of computing is the human reasoning. Once that step is reached, there is no reason the computer would not be able to improve that "cognitive power" by it(him)self, providing revolutionary reasoning power, thanks to almost unlimited potential hardware extensions which is available to the computer, contrary to the human brain, limited to relatively little progress thanks to hard learning and working.
The main idea is to log a user's activities on the system and then ask questions about them when they login next time
it'll be interesting when the system asks "what was that porn site you visited a lot last time?"
In seeking the unattainable, simplicity only gets in the way. -- Epigrams in Programming, ACM SIGPLAN Sept. 1982