This adorable chatbot wants to talk about your mental health

When you launch Woebot in Facebook Messenger, the chatbot's cerulean blue eyes peer out from the screen. He looks concerned, a little quizzical. He invites you to chat.  Within a few messages he explains his purpose: "So here's how I work, I'm going to ask you about your mood and as I get to know you, I'll teach you some good stuff."  SEE ALSO: How Facebook's leaked guidelines could make a big difference in preventing suicide If that sounds like a weird conversation to have with a robot, he wa...