Explain how a data story differs from a traditional Powerpoint presentation?

Question 1:
Watch the following videos and in your own words, explain the nature of a data story.
1. Storytelling with Data
https://www.youtube.com/watch?v=IIMHicxQ0LY&feature=youtu.be
2. CN Industry Perspective — Robert Kosara on Storytelling with Visualizations
https://www.youtube.com/watch?v=cZsJSJ0WSZ4&feature=youtu.be
Question 2:
Explain how a data story differs from a traditional Powerpoint presentation?