In fact, DARPA’s funding of natural language processing in the first decade of the twenty-first century did have one major success. DARPA funded wide-ranging artificial intelligence research under a program called Personalized Assistant That Learns, which sponsored work at SRI International. The military was not interested in the work, and the DARPA program was terminated, but SRI International spun off the technology as a company called Siri, which was eventually bought by Apple and incorporated into the iPhone.
