I Didn't get anything out of this but I really enjoyed it anyway because of Frank Kaisler. I've heard & read that name for along time now & I love hearing the old timers talk. It was very well done I think. Good for the collection if you like these type of things but if you've owned a bike for any lengthy period of time it's just the basics.
They should do one on rebuilding a Ratchet top 4-speed