There are two different human races on earth at the moment: one is familiar with mobile devices and the other one is familiar with that. The second human race who is familiar with mobile devices tends to solve everything by themselves without any engagement, because there are lots of good helping tool for them such as AI and chatbots. Below diagram from Dion Hincliffe shows the concept of Chatbots based on AI.

https://dionhinchcliffe.com/2016/04/13/how-chatbots-and-artificial-intelligence-are-evolving-the-digitalsocial-experience/

As of Nov 2018, we can see lots of AI speakers around ourselves, it will help people who is not familiar with mobile devices as well.

Below shows the history of Chatbots

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