It fundamentally changes the way businesses and consumers behave (Qualman, 2012), it is instrumental to the success of individuals and businesses (Haenlein and Kaplan, 2009) and it also affects political regimes (Howard et al., 2011;Lamer, 2012).
automatic interaction in natural language in social media is now a common theme, as seen in the rapid popularization of chat applications, chat-bots, and "smart agents" aiming to conduct human-like interactions in natural language.