Watson’s database, which consisted of approximately two hundred million pages of documents taking up four terabytes of disk space, included an entire copy of Wikipedia. For a while it also included the salty language–filled Urban Dictionary, but this archive of user-generated content was removed after, to the dismay of its creators, Watson started to include curse words in its responses.906 ↱
Race Against the Machine
How the Digital Revolution is Accelerating Innovation, Driving Productivity, and Irreversibly Transforming Employment and the Economy
Erik Brynjolfsson, Andrew McAfee