What surprised you the most about the process of building their business?

Instructions for summary
Go to the How I Built This with Guy Raz podcast page:
To find Podcasts go to: https://www.npr.org/podcasts/510313/how-i-built-this
Find a podcast of interest to you.
Listen to one FULL PODCAST and write a 500 word summary of the podcast to post in the Discussion. Include title and name(s) of speakers, along with your personal reflection of the podcast. Some questions to consider when posting:
1. What surprised you the most about the process of building their business?
2. What did you learn that you may apply to your career?
3. Do you use their product?