An Interactive Storytelling Medium

Brought to my attention, Earplay is now also using the Alexa interface.    Might also be useful for training?  With bot driven intelligence based on data?

https://ear-play.com/   Interactive Audio Storytelling. 

Earplay is a new storytelling medium for audio entertainment lovers. Experience deeper immersion and emotional connection as you become part of the story in conversation with characters you love. ... "

See also their blog for examples.