Aymal,
I love the look of the chatbot - nice work with that. I am not sure how you "auto play" a video in the chat window. I know that on some platforms, the ability to "auto-play" is a user-configurable property (like on my phone), so I'm not sure that there is a way to override that.
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Daniel Toczala
Community Leader and Customer Success Manager - Watson
dtoczala@us.ibm.com------------------------------