Siri

     Did you see the movie "Her" where a man falls in love with the personal assistant in his cell-phone?  Once, after seeing that movie, as I was trying to stay awake while driving home in the early hours of the AM I asked Siri repeated questions, like what is the population of Omaha, of Denver, of Chicago, of Austin.  It was amusing and kept me alert. I never thought of taking the conversation further, however..
     Here is a great article about a boy with autism and his friendship with Siri.

Judith Newman in the New York Times with an incredible read on the friendship between the iPhone's Siri virtual assistant and a boy with autism.