Watching your video I just realized that I'm not using the full range of the brake toggles to control the wing. I've been too timid in asserting control for fear of stalling it. This video is very clear and informative!
You missed a technique, flip the wing upside down and kite up in backfly Lots of fun and also works great in some scenarios. For example if it's really windy and you want to be sure you won't get lifted off before you call it. Putting it in backfly while handling uphill will ensure that you won't get lifted before you decide it's time to go and flip the wing back over right side up.