http://knowledge.wharton.upenn.edu/article/rise-chatbots-time-embrace/
In rapid succession over the past few months, Microsoft, Facebook and Google have each unveiled their chatbot strategies, touting the potential for this evolving technology to aid users and corporate America with its customer-service capabilities as well as business utility features like organizing a meeting. Yahoo joined the bandwagon recently, launching its first chatbots on a chat app called Kik Messenger.