Summary: To cut to the chase, the segment of interest is 4:07 to 8:23, as noted here; the video itself is hard to find any longer, even in official channels
Having been involved in the WordPress development community since almost the beginning, I know why it chose the GPL and how it restricts abuse by Automattic
This site has over 1,000 'wiki' pages, many thousands of documents, several thousands of videos, and about 50,000 blog posts or articles. We need to make them easier to find/navigate.