According to Gartner, there will be 25 billion voice-enabled applications and other IoT devices by 2020. There has been a significant growth in the adoption of virtual assistants across industries. Artificial intelligence improvements and other technological advancements are driving this growth of virtual assistants.
The anatomy of web and mobile interface has undergone a major shift from Text User Interface, Graphical User Interface, Touch User Interface to Conversational User Interfaces (CUIs). This progress in UI models indicate the goal of creating user interfaces that closely reflect human communications. Since voice has been the core of human interactions, it is also becoming the new way we interact with gadgets and mobile devices.