While basic chatbots (computer programs designed to simulate conversation) have existed in some form for decades, it was perhaps in October 2011, when Apple incorporated Siri into their iPhone operating system (iOS 5), that they became mainstream. In fact, less than 5 years later, a survey taken by Creative Strategies found that 98% of iPhone owners have used Siri. A significant factor in this the adoption of Siri is that users find it quicker and easier to ask a bot a ques