I also found this presentation/discussion with Chuck Spinney, one of Boyd's collaborators, to be a helpful elaboration of the concept - https://www.youtube.com/

I also found this presentation/discussion with Chuck Spinney, one of Boyd's collaborators, to be a helpful elaboration of the concept - https://www.youtube.com/watch?v=gdK4y6O-llE https://www.youtube.com/watch?v=gdK4y6O-llE (the meetup also has a couple of other similar videos with Chuck Spinney and Chet Richards, another of Boyd's collaborators who focused on applying Boyd's ideas to business)