I recently attended an online presentation about software estimation techniques for Scrum projects. The guy giving the presentation spent the first 22 minutes of his allotted 60 minutes talking about software life before Scrum.
A coworker pointed to the chat window on the screen and a customer asking, "Is this an introduction to Scrum." The host apologized and said we'd get to the main point shortly. I decided to take a flyer and grabbed an early lunch with my coworker because we were never going to get to the meat of this presentation.
If you want to keep your audience, you need to get to it. What problem are you solving, what change you are producing? If you want to show a before and after picture like the transformation of the lead character in a movie, keep the before picture as brief as the story pattern used in a movie.
In Michael Hauge’s book, Selling Your Story in 60 Seconds, he writes that in a well-structured screenplay, some major event will happen 10% of the way into the story that will begin the hero’s forward momentum. The hero will often be transported into a new world.
For Example, In 13 Going on 30 Jenna is sprinkled with magic dust.