There is Kurzweil's reponse to this piece linked at the bottom of that article. Since 7 years have passed, there is some opportunity to reflect on the two positions.
Kurzweil makes this comment:
IBM is now working with Nuance (a company I originally founded as Kurzweil Computer Products) to have Watson read tens of thousands of medical articles to create a medical diagnostician.
Kurzweil makes this comment:
IBM is now working with Nuance (a company I originally founded as Kurzweil Computer Products) to have Watson read tens of thousands of medical articles to create a medical diagnostician.
https://www.technologyreview.com/s/425818/kurzweil-responds-...
Given the history of Watson since these articles were written, I think it lends more weight to Allen's side of the argument.